19169660

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1297}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 40341840

約数和(自身を除く): 21172180

約数列:

[1, 2, 4, 5, 10, 20, 739, 1297, 1478, 2594, 2956, 3695, 5188, 6485, 7390, 12970, 14780, 25940, 958483, 1916966, 3833932, 4792415, 9584830, 19169660]

約数ペア:

[(1, 19169660), (2, 9584830), (4, 4792415), (5, 3833932), (10, 1916966), (20, 958483), (739, 25940), (1297, 14780), (1478, 12970), (2594, 7390), (2956, 6485), (3695, 5188)]