17996886

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{7193}}^1$

素因数の和:7340

約数の個数: 24

約数和(自身を含む): 39279240

約数和(自身を除く): 21282354

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 7193, 14386, 21579, 43158, 64737, 129474, 999827, 1999654, 2999481, 5998962, 8998443, 17996886]

約数ペア:

[(1, 17996886), (2, 8998443), (3, 5998962), (6, 2999481), (9, 1999654), (18, 999827), (139, 129474), (278, 64737), (417, 43158), (834, 21579), (1251, 14386), (2502, 7193)]