18917718

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{47059}}^1$

素因数の和:47131

約数の個数: 16

約数和(自身を含む): 38400960

約数和(自身を除く): 19483242

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 47059, 94118, 141177, 282354, 3152953, 6305906, 9458859, 18917718]

約数ペア:

[(1, 18917718), (2, 9458859), (3, 6305906), (6, 3152953), (67, 282354), (134, 141177), (201, 94118), (402, 47059)]