20743686

素因数分解:

$2^1\times 3^2\times {\mathrm{181}}^1\times {\mathrm{6367}}^1$

素因数の和:6556

約数の個数: 24

約数和(自身を含む): 45200064

約数和(自身を除く): 24456378

約数列:

[1, 2, 3, 6, 9, 18, 181, 362, 543, 1086, 1629, 3258, 6367, 12734, 19101, 38202, 57303, 114606, 1152427, 2304854, 3457281, 6914562, 10371843, 20743686]

約数ペア:

[(1, 20743686), (2, 10371843), (3, 6914562), (6, 3457281), (9, 2304854), (18, 1152427), (181, 114606), (362, 57303), (543, 38202), (1086, 19101), (1629, 12734), (3258, 6367)]