18867266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45137}}^1$

素因数の和:45169

約数の個数: 16

約数和(自身を含む): 32499360

約数和(自身を除く): 13632094

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45137, 90274, 496507, 857603, 993014, 1715206, 9433633, 18867266]

約数ペア:

[(1, 18867266), (2, 9433633), (11, 1715206), (19, 993014), (22, 857603), (38, 496507), (209, 90274), (418, 45137)]