19715556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2971}}^1$

素因数の和:3064

約数の個数: 48

約数和(自身を含む): 53258240

約数和(自身を除く): 33542684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 2971, 3318, 5942, 6636, 8913, 11884, 17826, 20797, 35652, 41594, 62391, 83188, 124782, 234709, 249564, 469418, 704127, 938836, 1408254, 1642963, 2816508, 3285926, 4928889, 6571852, 9857778, 19715556]

約数ペア:

[(1, 19715556), (2, 9857778), (3, 6571852), (4, 4928889), (6, 3285926), (7, 2816508), (12, 1642963), (14, 1408254), (21, 938836), (28, 704127), (42, 469418), (79, 249564), (84, 234709), (158, 124782), (237, 83188), (316, 62391), (474, 41594), (553, 35652), (948, 20797), (1106, 17826), (1659, 11884), (2212, 8913), (2971, 6636), (3318, 5942)]