20861710270

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1\times {\mathrm{56923}}^1$

素因数の和:57544

約数の個数: 32

約数和(自身を含む): 38181886848

約数和(自身を除く): 17320176578

約数列:

[1, 2, 5, 10, 67, 134, 335, 547, 670, 1094, 2735, 5470, 36649, 56923, 73298, 113846, 183245, 284615, 366490, 569230, 3813841, 7627682, 19069205, 31136881, 38138410, 62273762, 155684405, 311368810, 2086171027, 4172342054, 10430855135, 20861710270]

約数ペア:

[(1, 20861710270), (2, 10430855135), (5, 4172342054), (10, 2086171027), (67, 311368810), (134, 155684405), (335, 62273762), (547, 38138410), (670, 31136881), (1094, 19069205), (2735, 7627682), (5470, 3813841), (36649, 569230), (56923, 366490), (73298, 284615), (113846, 183245)]