31639946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 53258688

約数和(自身を除く): 21618742

約数列:

[1, 2, 13, 26, 41, 67, 82, 134, 443, 533, 871, 886, 1066, 1742, 2747, 5494, 5759, 11518, 18163, 29681, 35711, 36326, 59362, 71422, 236119, 385853, 472238, 771706, 1216921, 2433842, 15819973, 31639946]

約数ペア:

[(1, 31639946), (2, 15819973), (13, 2433842), (26, 1216921), (41, 771706), (67, 472238), (82, 385853), (134, 236119), (443, 71422), (533, 59362), (871, 36326), (886, 35711), (1066, 29681), (1742, 18163), (2747, 11518), (5494, 5759)]