20291284288

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{35107}}^1$

素因数の和:35951

約数の個数: 56

約数和(自身を含む): 43980774624

約数和(自身を除く): 23689490336

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704, 821, 1642, 3284, 6568, 9031, 13136, 18062, 26272, 35107, 36124, 52544, 70214, 72248, 140428, 144496, 280856, 288992, 386177, 561712, 577984, 772354, 1123424, 1544708, 2246848, 3089416, 6178832, 12357664, 24715328, 28822847, 57645694, 115291388, 230582776, 317051317, 461165552, 634102634, 922331104, 1268205268, 1844662208, 2536410536, 5072821072, 10145642144, 20291284288]

約数ペア:

[(1, 20291284288), (2, 10145642144), (4, 5072821072), (8, 2536410536), (11, 1844662208), (16, 1268205268), (22, 922331104), (32, 634102634), (44, 461165552), (64, 317051317), (88, 230582776), (176, 115291388), (352, 57645694), (704, 28822847), (821, 24715328), (1642, 12357664), (3284, 6178832), (6568, 3089416), (9031, 2246848), (13136, 1544708), (18062, 1123424), (26272, 772354), (35107, 577984), (36124, 561712), (52544, 386177), (70214, 288992), (72248, 280856), (140428, 144496)]