20169974013

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{306763}}^1$

素因数の和:306905

約数の個数: 32

約数和(自身を含む): 32040886272

約数和(自身を除く): 11870912259

約数列:

[1, 3, 7, 21, 31, 93, 101, 217, 303, 651, 707, 2121, 3131, 9393, 21917, 65751, 306763, 920289, 2147341, 6442023, 9509653, 28528959, 30983063, 66567571, 92949189, 199702713, 216881441, 650644323, 960474953, 2881424859, 6723324671, 20169974013]

約数ペア:

[(1, 20169974013), (3, 6723324671), (7, 2881424859), (21, 960474953), (31, 650644323), (93, 216881441), (101, 199702713), (217, 92949189), (303, 66567571), (651, 30983063), (707, 28528959), (2121, 9509653), (3131, 6442023), (9393, 2147341), (21917, 920289), (65751, 306763)]