18543850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 37997568

約数和(自身を除く): 19453718

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 65, 94, 130, 235, 325, 470, 607, 611, 650, 1175, 1214, 1222, 2350, 3035, 3055, 6070, 6110, 7891, 15175, 15275, 15782, 28529, 30350, 30550, 39455, 57058, 78910, 142645, 197275, 285290, 370877, 394550, 713225, 741754, 1426450, 1854385, 3708770, 9271925, 18543850]

約数ペア:

[(1, 18543850), (2, 9271925), (5, 3708770), (10, 1854385), (13, 1426450), (25, 741754), (26, 713225), (47, 394550), (50, 370877), (65, 285290), (94, 197275), (130, 142645), (235, 78910), (325, 57058), (470, 39455), (607, 30550), (611, 30350), (650, 28529), (1175, 15782), (1214, 15275), (1222, 15175), (2350, 7891), (3035, 6110), (3055, 6070)]