20624765

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19009}}^1$

素因数の和:19052

約数の個数: 16

約数和(自身を含む): 29199360

約数和(自身を除く): 8574595

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 19009, 95045, 133063, 589279, 665315, 2946395, 4124953, 20624765]

約数ペア:

[(1, 20624765), (5, 4124953), (7, 2946395), (31, 665315), (35, 589279), (155, 133063), (217, 95045), (1085, 19009)]