2145213008

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{822551}}^1$

素因数の和:822722

約数の個数: 20

約数和(自身を含む): 4181854368

約数和(自身を除く): 2036641360

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 822551, 1645102, 3290204, 6580408, 13160816, 134075813, 268151626, 536303252, 1072606504, 2145213008]

約数ペア:

[(1, 2145213008), (2, 1072606504), (4, 536303252), (8, 268151626), (16, 134075813), (163, 13160816), (326, 6580408), (652, 3290204), (1304, 1645102), (2608, 822551)]