2197806556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{49950149}}^1$

素因数の和:49950164

約数の個数: 12

約数和(自身を含む): 4195812600

約数和(自身を除く): 1998006044

約数列:

[1, 2, 4, 11, 22, 44, 49950149, 99900298, 199800596, 549451639, 1098903278, 2197806556]

約数ペア:

[(1, 2197806556), (2, 1098903278), (4, 549451639), (11, 199800596), (22, 99900298), (44, 49950149)]