18165028

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{8887}}^1$

素因数の和:8971

約数の個数: 24

約数和(自身を含む): 36831872

約数和(自身を除く): 18666844

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 8887, 17774, 35548, 62209, 124418, 248836, 648751, 1297502, 2595004, 4541257, 9082514, 18165028]

約数ペア:

[(1, 18165028), (2, 9082514), (4, 4541257), (7, 2595004), (14, 1297502), (28, 648751), (73, 248836), (146, 124418), (292, 62209), (511, 35548), (1022, 17774), (2044, 8887)]