28706872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{188861}}^1$

素因数の和:188886

約数の個数: 16

約数和(自身を含む): 56658600

約数和(自身を除く): 27951728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 188861, 377722, 755444, 1510888, 3588359, 7176718, 14353436, 28706872]

約数ペア:

[(1, 28706872), (2, 14353436), (4, 7176718), (8, 3588359), (19, 1510888), (38, 755444), (76, 377722), (152, 188861)]