18405134

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{26987}}^1$

素因数の和:27031

約数の個数: 16

約数和(自身を含む): 31090176

約数和(自身を除く): 12685042

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 26987, 53974, 296857, 593714, 836597, 1673194, 9202567, 18405134]

約数ペア:

[(1, 18405134), (2, 9202567), (11, 1673194), (22, 836597), (31, 593714), (62, 296857), (341, 53974), (682, 26987)]