19496529

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2347}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 30768192

約数和(自身を除く): 11271663

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2347, 2769, 7041, 8307, 21123, 30511, 91533, 166637, 274599, 499911, 1499733, 2166281, 6498843, 19496529]

約数ペア:

[(1, 19496529), (3, 6498843), (9, 2166281), (13, 1499733), (39, 499911), (71, 274599), (117, 166637), (213, 91533), (639, 30511), (923, 21123), (2347, 8307), (2769, 7041)]