20518482

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1187}}^1$

素因数の和:1302

約数の個数: 32

約数和(自身を含む): 42653952

約数和(自身を除く): 22135470

約数列:

[1, 2, 3, 6, 43, 67, 86, 129, 134, 201, 258, 402, 1187, 2374, 2881, 3561, 5762, 7122, 8643, 17286, 51041, 79529, 102082, 153123, 159058, 238587, 306246, 477174, 3419747, 6839494, 10259241, 20518482]

約数ペア:

[(1, 20518482), (2, 10259241), (3, 6839494), (6, 3419747), (43, 477174), (67, 306246), (86, 238587), (129, 159058), (134, 153123), (201, 102082), (258, 79529), (402, 51041), (1187, 17286), (2374, 8643), (2881, 7122), (3561, 5762)]