20181245287

素因数分解:

$7^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1\times {\mathrm{30133}}^1$

素因数の和:30778

約数の個数: 16

約数和(自身を含む): 23219090752

約数和(自身を除く): 3037845465

約数列:

[1, 7, 241, 397, 1687, 2779, 30133, 95677, 210931, 669739, 7262053, 11962801, 50834371, 83739607, 2883035041, 20181245287]

約数ペア:

[(1, 20181245287), (7, 2883035041), (241, 83739607), (397, 50834371), (1687, 11962801), (2779, 7262053), (30133, 669739), (95677, 210931)]