18205640172

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1\times {\mathrm{577}}^1$

素因数の和:1052

約数の個数: 144

約数和(自身を含む): 48996088960

約数和(自身を除く): 30790448788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 163, 171, 228, 283, 326, 342, 489, 566, 577, 652, 684, 849, 978, 1132, 1154, 1467, 1698, 1731, 1956, 2308, 2547, 2934, 3097, 3396, 3462, 5094, 5193, 5377, 5868, 6194, 6924, 9291, 10188, 10386, 10754, 10963, 12388, 16131, 18582, 20772, 21508, 21926, 27873, 32262, 32889, 37164, 43852, 46129, 48393, 55746, 64524, 65778, 92258, 94051, 96786, 98667, 111492, 131556, 138387, 163291, 184516, 188102, 193572, 197334, 276774, 282153, 326582, 376204, 394668, 415161, 489873, 553548, 564306, 653164, 830322, 846459, 876451, 979746, 1128612, 1469619, 1660644, 1692918, 1752902, 1786969, 1959492, 2629353, 2939238, 3102529, 3385836, 3505804, 3573938, 5258706, 5360907, 5878476, 6205058, 7147876, 7888059, 9307587, 10517412, 10721814, 12410116, 15776118, 16082721, 18615174, 21443628, 26616433, 27922761, 31552236, 32165442, 37230348, 53232866, 55845522, 64330884, 79849299, 106465732, 111691044, 159698598, 239547897, 319397196, 479095794, 505712227, 958191588, 1011424454, 1517136681, 2022848908, 3034273362, 4551410043, 6068546724, 9102820086, 18205640172]

約数ペア:

[(1, 18205640172), (2, 9102820086), (3, 6068546724), (4, 4551410043), (6, 3034273362), (9, 2022848908), (12, 1517136681), (18, 1011424454), (19, 958191588), (36, 505712227), (38, 479095794), (57, 319397196), (76, 239547897), (114, 159698598), (163, 111691044), (171, 106465732), (228, 79849299), (283, 64330884), (326, 55845522), (342, 53232866), (489, 37230348), (566, 32165442), (577, 31552236), (652, 27922761), (684, 26616433), (849, 21443628), (978, 18615174), (1132, 16082721), (1154, 15776118), (1467, 12410116), (1698, 10721814), (1731, 10517412), (1956, 9307587), (2308, 7888059), (2547, 7147876), (2934, 6205058), (3097, 5878476), (3396, 5360907), (3462, 5258706), (5094, 3573938), (5193, 3505804), (5377, 3385836), (5868, 3102529), (6194, 2939238), (6924, 2629353), (9291, 1959492), (10188, 1786969), (10386, 1752902), (10754, 1692918), (10963, 1660644), (12388, 1469619), (16131, 1128612), (18582, 979746), (20772, 876451), (21508, 846459), (21926, 830322), (27873, 653164), (32262, 564306), (32889, 553548), (37164, 489873), (43852, 415161), (46129, 394668), (48393, 376204), (55746, 326582), (64524, 282153), (65778, 276774), (92258, 197334), (94051, 193572), (96786, 188102), (98667, 184516), (111492, 163291), (131556, 138387)]