20181427236

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:639

約数の個数: 192

約数和(自身を含む): 55055616000

約数和(自身を除く): 34874188764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 139, 151, 174, 261, 278, 302, 307, 348, 417, 453, 522, 556, 604, 614, 783, 834, 906, 921, 1044, 1228, 1251, 1359, 1566, 1668, 1812, 1842, 2502, 2718, 2763, 3132, 3684, 3753, 4031, 4077, 4379, 5004, 5436, 5526, 7506, 8062, 8154, 8289, 8758, 8903, 11052, 12093, 13137, 15012, 16124, 16308, 16578, 17516, 17806, 20989, 24186, 26274, 26709, 33156, 35612, 36279, 39411, 41978, 42673, 46357, 48372, 52548, 53418, 62967, 72558, 78822, 80127, 83956, 85346, 92714, 106836, 108837, 118233, 125934, 128019, 139071, 145116, 157644, 160254, 170692, 185428, 188901, 217674, 236466, 240381, 251868, 256038, 278142, 320508, 377802, 384057, 417213, 435348, 472932, 480762, 512076, 556284, 566703, 608681, 755604, 768114, 834426, 961524, 1133406, 1152171, 1217362, 1237517, 1251639, 1344353, 1536228, 1668852, 1826043, 2266812, 2304342, 2434724, 2475034, 2503278, 2688706, 3652086, 3712551, 4033059, 4608684, 4950068, 5006556, 5377412, 5478129, 6443623, 7304172, 7425102, 8066118, 10956258, 11137653, 12099177, 12887246, 14850204, 16132236, 16434387, 19330869, 21912516, 22275306, 24198354, 25774492, 32868774, 33412959, 36297531, 38661738, 44550612, 48396708, 57992607, 65737548, 66825918, 72595062, 77323476, 115985214, 133651836, 145190124, 173977821, 186865067, 231970428, 347955642, 373730134, 560595201, 695911284, 747460268, 1121190402, 1681785603, 2242380804, 3363571206, 5045356809, 6727142412, 10090713618, 20181427236]

約数ペア:

[(1, 20181427236), (2, 10090713618), (3, 6727142412), (4, 5045356809), (6, 3363571206), (9, 2242380804), (12, 1681785603), (18, 1121190402), (27, 747460268), (29, 695911284), (36, 560595201), (54, 373730134), (58, 347955642), (87, 231970428), (108, 186865067), (116, 173977821), (139, 145190124), (151, 133651836), (174, 115985214), (261, 77323476), (278, 72595062), (302, 66825918), (307, 65737548), (348, 57992607), (417, 48396708), (453, 44550612), (522, 38661738), (556, 36297531), (604, 33412959), (614, 32868774), (783, 25774492), (834, 24198354), (906, 22275306), (921, 21912516), (1044, 19330869), (1228, 16434387), (1251, 16132236), (1359, 14850204), (1566, 12887246), (1668, 12099177), (1812, 11137653), (1842, 10956258), (2502, 8066118), (2718, 7425102), (2763, 7304172), (3132, 6443623), (3684, 5478129), (3753, 5377412), (4031, 5006556), (4077, 4950068), (4379, 4608684), (5004, 4033059), (5436, 3712551), (5526, 3652086), (7506, 2688706), (8062, 2503278), (8154, 2475034), (8289, 2434724), (8758, 2304342), (8903, 2266812), (11052, 1826043), (12093, 1668852), (13137, 1536228), (15012, 1344353), (16124, 1251639), (16308, 1237517), (16578, 1217362), (17516, 1152171), (17806, 1133406), (20989, 961524), (24186, 834426), (26274, 768114), (26709, 755604), (33156, 608681), (35612, 566703), (36279, 556284), (39411, 512076), (41978, 480762), (42673, 472932), (46357, 435348), (48372, 417213), (52548, 384057), (53418, 377802), (62967, 320508), (72558, 278142), (78822, 256038), (80127, 251868), (83956, 240381), (85346, 236466), (92714, 217674), (106836, 188901), (108837, 185428), (118233, 170692), (125934, 160254), (128019, 157644), (139071, 145116)]