3638128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17491}}^1$

素因数の和:17512

約数の個数: 20

約数和(自身を含む): 7591528

約数和(自身を除く): 3953400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 17491, 34982, 69964, 139928, 227383, 279856, 454766, 909532, 1819064, 3638128]

約数ペア:

[(1, 3638128), (2, 1819064), (4, 909532), (8, 454766), (13, 279856), (16, 227383), (26, 139928), (52, 69964), (104, 34982), (208, 17491)]