20679642

素因数分解:

$2^1\times 3^2\times {\mathrm{677}}^1\times {\mathrm{1697}}^1$

素因数の和:2382

約数の個数: 24

約数和(自身を含む): 44898516

約数和(自身を除く): 24218874

約数列:

[1, 2, 3, 6, 9, 18, 677, 1354, 1697, 2031, 3394, 4062, 5091, 6093, 10182, 12186, 15273, 30546, 1148869, 2297738, 3446607, 6893214, 10339821, 20679642]

約数ペア:

[(1, 20679642), (2, 10339821), (3, 6893214), (6, 3446607), (9, 2297738), (18, 1148869), (677, 30546), (1354, 15273), (1697, 12186), (2031, 10182), (3394, 6093), (4062, 5091)]