20097669123

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1543}}^1$

素因数の和:1769

約数の個数: 96

約数和(自身を含む): 35378104320

約数和(自身を除く): 15280435197

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 89, 101, 161, 207, 267, 303, 483, 623, 707, 801, 909, 1449, 1543, 1869, 2047, 2121, 2323, 4629, 5607, 6141, 6363, 6969, 8989, 10801, 13887, 14329, 16261, 18423, 20907, 26967, 32403, 35489, 42987, 48783, 62923, 80901, 97209, 106467, 128961, 137327, 146349, 155843, 188769, 206747, 248423, 319401, 411981, 467529, 566307, 620241, 745269, 961289, 1090901, 1235943, 1402587, 1447229, 1860723, 2235807, 2883867, 3158521, 3272703, 3584389, 4341687, 8651601, 9475563, 9818109, 10753167, 13025061, 13870027, 22109647, 25090723, 28426689, 32259501, 41610081, 66328941, 75272169, 97090189, 124830243, 198986823, 225816507, 291270567, 319010621, 873811701, 957031863, 2233074347, 2871095589, 6699223041, 20097669123]

約数ペア:

[(1, 20097669123), (3, 6699223041), (7, 2871095589), (9, 2233074347), (21, 957031863), (23, 873811701), (63, 319010621), (69, 291270567), (89, 225816507), (101, 198986823), (161, 124830243), (207, 97090189), (267, 75272169), (303, 66328941), (483, 41610081), (623, 32259501), (707, 28426689), (801, 25090723), (909, 22109647), (1449, 13870027), (1543, 13025061), (1869, 10753167), (2047, 9818109), (2121, 9475563), (2323, 8651601), (4629, 4341687), (5607, 3584389), (6141, 3272703), (6363, 3158521), (6969, 2883867), (8989, 2235807), (10801, 1860723), (13887, 1447229), (14329, 1402587), (16261, 1235943), (18423, 1090901), (20907, 961289), (26967, 745269), (32403, 620241), (35489, 566307), (42987, 467529), (48783, 411981), (62923, 319401), (80901, 248423), (97209, 206747), (106467, 188769), (128961, 155843), (137327, 146349)]