18135217

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 19543552

約数和(自身を除く): 1408335

約数列:

[1, 31, 37, 97, 163, 1147, 3007, 3589, 5053, 6031, 15811, 111259, 186961, 490141, 585007, 18135217]

約数ペア:

[(1, 18135217), (31, 585007), (37, 490141), (97, 186961), (163, 111259), (1147, 15811), (3007, 6031), (3589, 5053)]