20402553219

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1625831}}^1$

素因数の和:1625970

約数の個数: 16

約数和(自身を含む): 28094376960

約数和(自身を除く): 7691823741

約数列:

[1, 3, 47, 89, 141, 267, 4183, 12549, 1625831, 4877493, 76414057, 144698959, 229242171, 434096877, 6800851073, 20402553219]

約数ペア:

[(1, 20402553219), (3, 6800851073), (47, 434096877), (89, 229242171), (141, 144698959), (267, 76414057), (4183, 4877493), (12549, 1625831)]