2021801728

素因数分解:

$2^8\times {\mathrm{7897663}}^1$

素因数の和:7897679

約数の個数: 18

約数和(自身を含む): 4035706304

約数和(自身を除く): 2013904576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 7897663, 15795326, 31590652, 63181304, 126362608, 252725216, 505450432, 1010900864, 2021801728]

約数ペア:

[(1, 2021801728), (2, 1010900864), (4, 505450432), (8, 252725216), (16, 126362608), (32, 63181304), (64, 31590652), (128, 15795326), (256, 7897663)]