20481678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{162553}}^1$

素因数の和:162568

約数の個数: 24

約数和(自身を含む): 50716848

約数和(自身を除く): 30235170

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 162553, 325106, 487659, 975318, 1137871, 1462977, 2275742, 2925954, 3413613, 6827226, 10240839, 20481678]

約数ペア:

[(1, 20481678), (2, 10240839), (3, 6827226), (6, 3413613), (7, 2925954), (9, 2275742), (14, 1462977), (18, 1137871), (21, 975318), (42, 487659), (63, 325106), (126, 162553)]