1298996848

素因数分解:

$2^4\times {\mathrm{1213}}^1\times {\mathrm{66931}}^1$

素因数の和:68152

約数の個数: 20

約数和(自身を含む): 2518918888

約数和(自身を除く): 1219922040

約数列:

[1, 2, 4, 8, 16, 1213, 2426, 4852, 9704, 19408, 66931, 133862, 267724, 535448, 1070896, 81187303, 162374606, 324749212, 649498424, 1298996848]

約数ペア:

[(1, 1298996848), (2, 649498424), (4, 324749212), (8, 162374606), (16, 81187303), (1213, 1070896), (2426, 535448), (4852, 267724), (9704, 133862), (19408, 66931)]