18113492

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1987}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 33064416

約数和(自身を除く): 14950924

約数列:

[1, 2, 4, 43, 53, 86, 106, 172, 212, 1987, 2279, 3974, 4558, 7948, 9116, 85441, 105311, 170882, 210622, 341764, 421244, 4528373, 9056746, 18113492]

約数ペア:

[(1, 18113492), (2, 9056746), (4, 4528373), (43, 421244), (53, 341764), (86, 210622), (106, 170882), (172, 105311), (212, 85441), (1987, 9116), (2279, 7948), (3974, 4558)]