19293625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 26836992

約数和(自身を除く): 7543367

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 325, 383, 403, 775, 1625, 1915, 2015, 3875, 4979, 9575, 10075, 11873, 24895, 47875, 50375, 59365, 124475, 154349, 296825, 622375, 771745, 1484125, 3858725, 19293625]

約数ペア:

[(1, 19293625), (5, 3858725), (13, 1484125), (25, 771745), (31, 622375), (65, 296825), (125, 154349), (155, 124475), (325, 59365), (383, 50375), (403, 47875), (775, 24895), (1625, 11873), (1915, 10075), (2015, 9575), (3875, 4979)]