18873308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2411}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 35118720

約数和(自身を除く): 16245412

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 2411, 3914, 4822, 7828, 9644, 45809, 91618, 183236, 248333, 496666, 993332, 4718327, 9436654, 18873308]

約数ペア:

[(1, 18873308), (2, 9436654), (4, 4718327), (19, 993332), (38, 496666), (76, 248333), (103, 183236), (206, 91618), (412, 45809), (1957, 9644), (2411, 7828), (3914, 4822)]