20383806

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 43667712

約数和(自身を除く): 23283906

約数列:

[1, 2, 3, 6, 41, 43, 47, 82, 86, 94, 123, 129, 141, 246, 258, 282, 1681, 1763, 1927, 2021, 3362, 3526, 3854, 4042, 5043, 5289, 5781, 6063, 10086, 10578, 11562, 12126, 72283, 79007, 82861, 144566, 158014, 165722, 216849, 237021, 248583, 433698, 474042, 497166, 3397301, 6794602, 10191903, 20383806]

約数ペア:

[(1, 20383806), (2, 10191903), (3, 6794602), (6, 3397301), (41, 497166), (43, 474042), (47, 433698), (82, 248583), (86, 237021), (94, 216849), (123, 165722), (129, 158014), (141, 144566), (246, 82861), (258, 79007), (282, 72283), (1681, 12126), (1763, 11562), (1927, 10578), (2021, 10086), (3362, 6063), (3526, 5781), (3854, 5289), (4042, 5043)]