20132679

素因数分解:

$3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{907}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 31467648

約数和(自身を除く): 11334969

約数列:

[1, 3, 7, 21, 49, 147, 151, 453, 907, 1057, 2721, 3171, 6349, 7399, 19047, 22197, 44443, 133329, 136957, 410871, 958699, 2876097, 6710893, 20132679]

約数ペア:

[(1, 20132679), (3, 6710893), (7, 2876097), (21, 958699), (49, 410871), (147, 136957), (151, 133329), (453, 44443), (907, 22197), (1057, 19047), (2721, 7399), (3171, 6349)]