19946730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664891}}^1$

素因数の和:664901

約数の個数: 16

約数和(自身を含む): 47872224

約数和(自身を除く): 27925494

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664891, 1329782, 1994673, 3324455, 3989346, 6648910, 9973365, 19946730]

約数ペア:

[(1, 19946730), (2, 9973365), (3, 6648910), (5, 3989346), (6, 3324455), (10, 1994673), (15, 1329782), (30, 664891)]