18129282

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{42557}}^1$

素因数の和:42633

約数の個数: 16

約数和(自身を含む): 36770112

約数和(自身を除く): 18640830

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 42557, 85114, 127671, 255342, 3021547, 6043094, 9064641, 18129282]

約数ペア:

[(1, 18129282), (2, 9064641), (3, 6043094), (6, 3021547), (71, 255342), (142, 127671), (213, 85114), (426, 42557)]