20372238

素因数分解:

$2^1\times 3^2\times {\mathrm{809}}^1\times {\mathrm{1399}}^1$

素因数の和:2216

約数の個数: 24

約数和(自身を含む): 44226000

約数和(自身を除く): 23853762

約数列:

[1, 2, 3, 6, 9, 18, 809, 1399, 1618, 2427, 2798, 4197, 4854, 7281, 8394, 12591, 14562, 25182, 1131791, 2263582, 3395373, 6790746, 10186119, 20372238]

約数ペア:

[(1, 20372238), (2, 10186119), (3, 6790746), (6, 3395373), (9, 2263582), (18, 1131791), (809, 25182), (1399, 14562), (1618, 12591), (2427, 8394), (2798, 7281), (4197, 4854)]