20121264196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{468067}}^1$

素因数の和:469059

約数の個数: 24

約数和(自身を含む): 38452722336

約数和(自身を除く): 18331458140

約数列:

[1, 2, 4, 11, 22, 44, 977, 1954, 3908, 10747, 21494, 42988, 468067, 936134, 1872268, 5148737, 10297474, 20594948, 457301459, 914602918, 1829205836, 5030316049, 10060632098, 20121264196]

約数ペア:

[(1, 20121264196), (2, 10060632098), (4, 5030316049), (11, 1829205836), (22, 914602918), (44, 457301459), (977, 20594948), (1954, 10297474), (3908, 5148737), (10747, 1872268), (21494, 936134), (42988, 468067)]