125819216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{413879}}^1$

素因数の和:413906

約数の個数: 20

約数和(自身を含む): 256605600

約数和(自身を除く): 130786384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 413879, 827758, 1655516, 3311032, 6622064, 7863701, 15727402, 31454804, 62909608, 125819216]

約数ペア:

[(1, 125819216), (2, 62909608), (4, 31454804), (8, 15727402), (16, 7863701), (19, 6622064), (38, 3311032), (76, 1655516), (152, 827758), (304, 413879)]