12720992

素因数分解:

$2^5\times {\mathrm{331}}^1\times {\mathrm{1201}}^1$

素因数の和:1542

約数の個数: 24

約数和(自身を含む): 25141032

約数和(自身を除く): 12420040

約数列:

[1, 2, 4, 8, 16, 32, 331, 662, 1201, 1324, 2402, 2648, 4804, 5296, 9608, 10592, 19216, 38432, 397531, 795062, 1590124, 3180248, 6360496, 12720992]

約数ペア:

[(1, 12720992), (2, 6360496), (4, 3180248), (8, 1590124), (16, 795062), (32, 397531), (331, 38432), (662, 19216), (1201, 10592), (1324, 9608), (2402, 5296), (2648, 4804)]