18215357

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 19992000

約数和(自身を除く): 1776643

約数列:

[1, 19, 41, 67, 349, 779, 1273, 2747, 6631, 14309, 23383, 52193, 271871, 444277, 958703, 18215357]

約数ペア:

[(1, 18215357), (19, 958703), (41, 444277), (67, 271871), (349, 52193), (779, 23383), (1273, 14309), (2747, 6631)]