20189401726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1571}}^1\times {\mathrm{494281}}^1$

素因数の和:495867

約数の個数: 16

約数和(自身を含む): 32634474768

約数和(自身を除く): 12445073042

約数列:

[1, 2, 13, 26, 1571, 3142, 20423, 40846, 494281, 988562, 6425653, 12851306, 776515451, 1553030902, 10094700863, 20189401726]

約数ペア:

[(1, 20189401726), (2, 10094700863), (13, 1553030902), (26, 776515451), (1571, 12851306), (3142, 6425653), (20423, 988562), (40846, 494281)]