15661396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{821}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 29000160

約数和(自身を除く): 13338764

約数列:

[1, 2, 4, 19, 38, 76, 251, 502, 821, 1004, 1642, 3284, 4769, 9538, 15599, 19076, 31198, 62396, 206071, 412142, 824284, 3915349, 7830698, 15661396]

約数ペア:

[(1, 15661396), (2, 7830698), (4, 3915349), (19, 824284), (38, 412142), (76, 206071), (251, 62396), (502, 31198), (821, 19076), (1004, 15599), (1642, 9538), (3284, 4769)]