20199117129

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1\times {\mathrm{24919}}^1$

素因数の和:26800

約数の個数: 16

約数和(自身を含む): 27120535680

約数和(自身を除く): 6921418551

約数列:

[1, 3, 157, 471, 1721, 5163, 24919, 74757, 270197, 810591, 3912283, 11736849, 42885599, 128656797, 6733039043, 20199117129]

約数ペア:

[(1, 20199117129), (3, 6733039043), (157, 128656797), (471, 42885599), (1721, 11736849), (5163, 3912283), (24919, 810591), (74757, 270197)]