20568693

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{971}}^1$

素因数の和:1304

約数の個数: 16

約数和(自身を含む): 28740096

約数和(自身を除く): 8171403

約数列:

[1, 3, 23, 69, 307, 921, 971, 2913, 7061, 21183, 22333, 66999, 298097, 894291, 6856231, 20568693]

約数ペア:

[(1, 20568693), (3, 6856231), (23, 894291), (69, 298097), (307, 66999), (921, 22333), (971, 21183), (2913, 7061)]