18919770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{630659}}^1$

素因数の和:630669

約数の個数: 16

約数和(自身を含む): 45407520

約数和(自身を除く): 26487750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 630659, 1261318, 1891977, 3153295, 3783954, 6306590, 9459885, 18919770]

約数ペア:

[(1, 18919770), (2, 9459885), (3, 6306590), (5, 3783954), (6, 3153295), (10, 1891977), (15, 1261318), (30, 630659)]