20212542612

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{1373}}^1$

素因数の和:1710

約数の個数: 144

約数和(自身を含む): 54014688000

約数和(自身を除く): 33802145388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 59, 87, 116, 118, 174, 177, 236, 239, 261, 348, 354, 478, 522, 531, 708, 717, 956, 1044, 1062, 1373, 1434, 1711, 2124, 2151, 2746, 2868, 3422, 4119, 4302, 5133, 5492, 6844, 6931, 8238, 8604, 10266, 12357, 13862, 14101, 15399, 16476, 20532, 20793, 24714, 27724, 28202, 30798, 39817, 41586, 42303, 49428, 56404, 61596, 62379, 79634, 81007, 83172, 84606, 119451, 124758, 126909, 159268, 162014, 169212, 238902, 243021, 249516, 253818, 324028, 328147, 358353, 408929, 477804, 486042, 507636, 656294, 716706, 729063, 817858, 972084, 984441, 1226787, 1312588, 1433412, 1458126, 1635716, 1968882, 2349203, 2453574, 2916252, 2953323, 3680361, 3937764, 4698406, 4907148, 5906646, 7047609, 7360722, 9396812, 9516263, 11813292, 14095218, 14721444, 19032526, 19360673, 21142827, 28190436, 28548789, 38065052, 38721346, 42285654, 57097578, 58082019, 77442692, 84571308, 85646367, 114195156, 116164038, 171292734, 174246057, 232328076, 342585468, 348492114, 561459517, 696984228, 1122919034, 1684378551, 2245838068, 3368757102, 5053135653, 6737514204, 10106271306, 20212542612]

約数ペア:

[(1, 20212542612), (2, 10106271306), (3, 6737514204), (4, 5053135653), (6, 3368757102), (9, 2245838068), (12, 1684378551), (18, 1122919034), (29, 696984228), (36, 561459517), (58, 348492114), (59, 342585468), (87, 232328076), (116, 174246057), (118, 171292734), (174, 116164038), (177, 114195156), (236, 85646367), (239, 84571308), (261, 77442692), (348, 58082019), (354, 57097578), (478, 42285654), (522, 38721346), (531, 38065052), (708, 28548789), (717, 28190436), (956, 21142827), (1044, 19360673), (1062, 19032526), (1373, 14721444), (1434, 14095218), (1711, 11813292), (2124, 9516263), (2151, 9396812), (2746, 7360722), (2868, 7047609), (3422, 5906646), (4119, 4907148), (4302, 4698406), (5133, 3937764), (5492, 3680361), (6844, 2953323), (6931, 2916252), (8238, 2453574), (8604, 2349203), (10266, 1968882), (12357, 1635716), (13862, 1458126), (14101, 1433412), (15399, 1312588), (16476, 1226787), (20532, 984441), (20793, 972084), (24714, 817858), (27724, 729063), (28202, 716706), (30798, 656294), (39817, 507636), (41586, 486042), (42303, 477804), (49428, 408929), (56404, 358353), (61596, 328147), (62379, 324028), (79634, 253818), (81007, 249516), (83172, 243021), (84606, 238902), (119451, 169212), (124758, 162014), (126909, 159268)]