19506890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150053}}^1$

素因数の和:150073

約数の個数: 16

約数和(自身を含む): 37813608

約数和(自身を除く): 18306718

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 150053, 300106, 750265, 1500530, 1950689, 3901378, 9753445, 19506890]

約数ペア:

[(1, 19506890), (2, 9753445), (5, 3901378), (10, 1950689), (13, 1500530), (26, 750265), (65, 300106), (130, 150053)]