20541390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{684713}}^1$

素因数の和:684723

約数の個数: 16

約数和(自身を含む): 49299408

約数和(自身を除く): 28758018

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 684713, 1369426, 2054139, 3423565, 4108278, 6847130, 10270695, 20541390]

約数ペア:

[(1, 20541390), (2, 10270695), (3, 6847130), (5, 4108278), (6, 3423565), (10, 2054139), (15, 1369426), (30, 684713)]