19689090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{656303}}^1$

素因数の和:656313

約数の個数: 16

約数和(自身を含む): 47253888

約数和(自身を除く): 27564798

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 656303, 1312606, 1968909, 3281515, 3937818, 6563030, 9844545, 19689090]

約数ペア:

[(1, 19689090), (2, 9844545), (3, 6563030), (5, 3937818), (6, 3281515), (10, 1968909), (15, 1312606), (30, 656303)]