4207942768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{13841917}}^1$

素因数の和:13841944

約数の個数: 20

約数和(自身を含む): 8581989160

約数和(自身を除く): 4374046392

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 13841917, 27683834, 55367668, 110735336, 221470672, 262996423, 525992846, 1051985692, 2103971384, 4207942768]

約数ペア:

[(1, 4207942768), (2, 2103971384), (4, 1051985692), (8, 525992846), (16, 262996423), (19, 221470672), (38, 110735336), (76, 55367668), (152, 27683834), (304, 13841917)]