19864054

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10831}}^1$

素因数の和:10971

約数の個数: 16

約数和(自身を含む): 34315776

約数和(自身を除く): 14451722

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 10831, 21662, 75817, 151634, 1418861, 2837722, 9932027, 19864054]

約数ペア:

[(1, 19864054), (2, 9932027), (7, 2837722), (14, 1418861), (131, 151634), (262, 75817), (917, 21662), (1834, 10831)]