123194416

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{70639}}^1$

素因数の和:70756

約数の個数: 20

約数和(自身を含む): 240882400

約数和(自身を除く): 117687984

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 70639, 141278, 282556, 565112, 1130224, 7699651, 15399302, 30798604, 61597208, 123194416]

約数ペア:

[(1, 123194416), (2, 61597208), (4, 30798604), (8, 15399302), (16, 7699651), (109, 1130224), (218, 565112), (436, 282556), (872, 141278), (1744, 70639)]