18701710

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 34624512

約数和(自身を除く): 15922802

約数列:

[1, 2, 5, 10, 67, 103, 134, 206, 271, 335, 515, 542, 670, 1030, 1355, 2710, 6901, 13802, 18157, 27913, 34505, 36314, 55826, 69010, 90785, 139565, 181570, 279130, 1870171, 3740342, 9350855, 18701710]

約数ペア:

[(1, 18701710), (2, 9350855), (5, 3740342), (10, 1870171), (67, 279130), (103, 181570), (134, 139565), (206, 90785), (271, 69010), (335, 55826), (515, 36314), (542, 34505), (670, 27913), (1030, 18157), (1355, 13802), (2710, 6901)]