13265990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{69821}}^1$

素因数の和:69847

約数の個数: 16

約数和(自身を含む): 25135920

約数和(自身を除く): 11869930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 69821, 139642, 349105, 698210, 1326599, 2653198, 6632995, 13265990]

約数ペア:

[(1, 13265990), (2, 6632995), (5, 2653198), (10, 1326599), (19, 698210), (38, 349105), (95, 139642), (190, 69821)]