18951490

素因数分解:

$2^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3319}}^1$

素因数の和:3897

約数の個数: 16

約数和(自身を含む): 34182720

約数和(自身を除く): 15231230

約数列:

[1, 2, 5, 10, 571, 1142, 2855, 3319, 5710, 6638, 16595, 33190, 1895149, 3790298, 9475745, 18951490]

約数ペア:

[(1, 18951490), (2, 9475745), (5, 3790298), (10, 1895149), (571, 33190), (1142, 16595), (2855, 6638), (3319, 5710)]