20132980816

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2549}}^1$

素因数の和:2733

約数の個数: 120

約数和(自身を含む): 44440012800

約数和(自身を除く): 24307031984

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 127, 169, 184, 208, 254, 299, 338, 368, 508, 598, 676, 1016, 1196, 1352, 1651, 2032, 2392, 2549, 2704, 2921, 3302, 3887, 4784, 5098, 5842, 6604, 7774, 10196, 11684, 13208, 15548, 20392, 21463, 23368, 26416, 31096, 33137, 37973, 40784, 42926, 46736, 58627, 62192, 66274, 75946, 85852, 117254, 132548, 151892, 171704, 234508, 265096, 303784, 323723, 343408, 430781, 469016, 493649, 530192, 607568, 647446, 762151, 861562, 938032, 987298, 1294892, 1524302, 1723124, 1974596, 2589784, 3048604, 3446248, 3949192, 4208399, 5179568, 6097208, 6892496, 7445629, 7898384, 8416798, 9907963, 12194416, 14891258, 16833596, 19815926, 29782516, 33667192, 39631852, 54709187, 59565032, 67334384, 79263704, 96793177, 109418374, 119130064, 158527408, 193586354, 218836748, 387172708, 437673496, 774345416, 875346992, 1258311301, 1548690832, 2516622602, 5033245204, 10066490408, 20132980816]

約数ペア:

[(1, 20132980816), (2, 10066490408), (4, 5033245204), (8, 2516622602), (13, 1548690832), (16, 1258311301), (23, 875346992), (26, 774345416), (46, 437673496), (52, 387172708), (92, 218836748), (104, 193586354), (127, 158527408), (169, 119130064), (184, 109418374), (208, 96793177), (254, 79263704), (299, 67334384), (338, 59565032), (368, 54709187), (508, 39631852), (598, 33667192), (676, 29782516), (1016, 19815926), (1196, 16833596), (1352, 14891258), (1651, 12194416), (2032, 9907963), (2392, 8416798), (2549, 7898384), (2704, 7445629), (2921, 6892496), (3302, 6097208), (3887, 5179568), (4784, 4208399), (5098, 3949192), (5842, 3446248), (6604, 3048604), (7774, 2589784), (10196, 1974596), (11684, 1723124), (13208, 1524302), (15548, 1294892), (20392, 987298), (21463, 938032), (23368, 861562), (26416, 762151), (31096, 647446), (33137, 607568), (37973, 530192), (40784, 493649), (42926, 469016), (46736, 430781), (58627, 343408), (62192, 323723), (66274, 303784), (75946, 265096), (85852, 234508), (117254, 171704), (132548, 151892)]