20123351655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2974627}}^1$

素因数の和:2974687

約数の個数: 32

約数和(自身を含む): 35981100288

約数和(自身を除く): 15857748633

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 2255, 6765, 2974627, 8923881, 14873135, 32720897, 44619405, 98162691, 121959707, 163604485, 365879121, 490813455, 609798535, 1341556777, 1829395605, 4024670331, 6707783885, 20123351655]

約数ペア:

[(1, 20123351655), (3, 6707783885), (5, 4024670331), (11, 1829395605), (15, 1341556777), (33, 609798535), (41, 490813455), (55, 365879121), (123, 163604485), (165, 121959707), (205, 98162691), (451, 44619405), (615, 32720897), (1353, 14873135), (2255, 8923881), (6765, 2974627)]