18221855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3251}}^1$

素因数の和:3334

約数の個数: 16

約数和(自身を含む): 23414400

約数和(自身を除く): 5192545

約数列:

[1, 5, 19, 59, 95, 295, 1121, 3251, 5605, 16255, 61769, 191809, 308845, 959045, 3644371, 18221855]

約数ペア:

[(1, 18221855), (5, 3644371), (19, 959045), (59, 308845), (95, 191809), (295, 61769), (1121, 16255), (3251, 5605)]