13098980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34471}}^1$

素因数の和:34499

約数の個数: 24

約数和(自身を含む): 28956480

約数和(自身を除く): 15857500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 34471, 68942, 137884, 172355, 344710, 654949, 689420, 1309898, 2619796, 3274745, 6549490, 13098980]

約数ペア:

[(1, 13098980), (2, 6549490), (4, 3274745), (5, 2619796), (10, 1309898), (19, 689420), (20, 654949), (38, 344710), (76, 172355), (95, 137884), (190, 68942), (380, 34471)]