20347590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{678253}}^1$

素因数の和:678263

約数の個数: 16

約数和(自身を含む): 48834288

約数和(自身を除く): 28486698

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 678253, 1356506, 2034759, 3391265, 4069518, 6782530, 10173795, 20347590]

約数ペア:

[(1, 20347590), (2, 10173795), (3, 6782530), (5, 4069518), (6, 3391265), (10, 2034759), (15, 1356506), (30, 678253)]