18107978

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{31547}}^1$

素因数の和:31597

約数の個数: 16

約数和(自身を含む): 31800384

約数和(自身を除く): 13692406

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 31547, 63094, 220829, 441658, 1293427, 2586854, 9053989, 18107978]

約数ペア:

[(1, 18107978), (2, 9053989), (7, 2586854), (14, 1293427), (41, 441658), (82, 220829), (287, 63094), (574, 31547)]