20173888641

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{6781}}^1\times {\mathrm{12553}}^1$

素因数の和:19416

約数の個数: 16

約数和(自身を含む): 27245192960

約数和(自身を除く): 7071304319

約数列:

[1, 3, 79, 237, 6781, 12553, 20343, 37659, 535699, 991687, 1607097, 2975061, 85121893, 255365679, 6724629547, 20173888641]

約数ペア:

[(1, 20173888641), (3, 6724629547), (79, 255365679), (237, 85121893), (6781, 2975061), (12553, 1607097), (20343, 991687), (37659, 535699)]