157219184

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{20177}}^1$

素因数の和:20672

約数の個数: 20

約数和(自身を含む): 305252784

約数和(自身を除く): 148033600

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 3896, 7792, 20177, 40354, 80708, 161416, 322832, 9826199, 19652398, 39304796, 78609592, 157219184]

約数ペア:

[(1, 157219184), (2, 78609592), (4, 39304796), (8, 19652398), (16, 9826199), (487, 322832), (974, 161416), (1948, 80708), (3896, 40354), (7792, 20177)]