19913910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{663797}}^1$

素因数の和:663807

約数の個数: 16

約数和(自身を含む): 47793456

約数和(自身を除く): 27879546

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 663797, 1327594, 1991391, 3318985, 3982782, 6637970, 9956955, 19913910]

約数ペア:

[(1, 19913910), (2, 9956955), (3, 6637970), (5, 3982782), (6, 3318985), (10, 1991391), (15, 1327594), (30, 663797)]