20827908

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{6221}}^1$

素因数の和:6265

約数の個数: 48

約数和(自身を含む): 55749120

約数和(自身を除く): 34921212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 6221, 12442, 18663, 24884, 37326, 55989, 74652, 111978, 167967, 192851, 223956, 335934, 385702, 578553, 671868, 771404, 1157106, 1735659, 2314212, 3471318, 5206977, 6942636, 10413954, 20827908]

約数ペア:

[(1, 20827908), (2, 10413954), (3, 6942636), (4, 5206977), (6, 3471318), (9, 2314212), (12, 1735659), (18, 1157106), (27, 771404), (31, 671868), (36, 578553), (54, 385702), (62, 335934), (93, 223956), (108, 192851), (124, 167967), (186, 111978), (279, 74652), (372, 55989), (558, 37326), (837, 24884), (1116, 18663), (1674, 12442), (3348, 6221)]