18731014736

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1623701}}^1$

素因数の和:1623819

約数の個数: 40

約数和(自身を含む): 41878521984

約数和(自身を除く): 23147507248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2884, 5768, 11536, 1623701, 3247402, 6494804, 11365907, 12989608, 22731814, 25979216, 45463628, 90927256, 167241203, 181854512, 334482406, 668964812, 1170688421, 1337929624, 2341376842, 2675859248, 4682753684, 9365507368, 18731014736]

約数ペア:

[(1, 18731014736), (2, 9365507368), (4, 4682753684), (7, 2675859248), (8, 2341376842), (14, 1337929624), (16, 1170688421), (28, 668964812), (56, 334482406), (103, 181854512), (112, 167241203), (206, 90927256), (412, 45463628), (721, 25979216), (824, 22731814), (1442, 12989608), (1648, 11365907), (2884, 6494804), (5768, 3247402), (11536, 1623701)]