18321838

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1901}}^1$

素因数の和:2043

約数の個数: 16

約数和(自身を含む): 28301760

約数和(自身を除く): 9979922

約数列:

[1, 2, 61, 79, 122, 158, 1901, 3802, 4819, 9638, 115961, 150179, 231922, 300358, 9160919, 18321838]

約数ペア:

[(1, 18321838), (2, 9160919), (61, 300358), (79, 231922), (122, 150179), (158, 115961), (1901, 9638), (3802, 4819)]