19277284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{953}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 36461880

約数和(自身を除く): 17184596

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 953, 1556, 1906, 3812, 5057, 10114, 12389, 20228, 24778, 49556, 370717, 741434, 1482868, 4819321, 9638642, 19277284]

約数ペア:

[(1, 19277284), (2, 9638642), (4, 4819321), (13, 1482868), (26, 741434), (52, 370717), (389, 49556), (778, 24778), (953, 20228), (1556, 12389), (1906, 10114), (3812, 5057)]