19519140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{325319}}^1$

素因数の和:325331

約数の個数: 24

約数和(自身を含む): 54653760

約数和(自身を除く): 35134620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 325319, 650638, 975957, 1301276, 1626595, 1951914, 3253190, 3903828, 4879785, 6506380, 9759570, 19519140]

約数ペア:

[(1, 19519140), (2, 9759570), (3, 6506380), (4, 4879785), (5, 3903828), (6, 3253190), (10, 1951914), (12, 1626595), (15, 1301276), (20, 975957), (30, 650638), (60, 325319)]