18156809

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 20514816

約数和(自身を除く): 2358007

約数列:

[1, 11, 41, 127, 317, 451, 1397, 3487, 5207, 12997, 40259, 57277, 142967, 442849, 1650619, 18156809]

約数ペア:

[(1, 18156809), (11, 1650619), (41, 442849), (127, 142967), (317, 57277), (451, 40259), (1397, 12997), (3487, 5207)]