20239436

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4787}}^1$

素因数の和:4949

約数の個数: 24

約数和(自身を含む): 40755456

約数和(自身を除く): 20516020

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 4787, 9574, 19148, 33509, 67018, 134036, 722837, 1445674, 2891348, 5059859, 10119718, 20239436]

約数ペア:

[(1, 20239436), (2, 10119718), (4, 5059859), (7, 2891348), (14, 1445674), (28, 722837), (151, 134036), (302, 67018), (604, 33509), (1057, 19148), (2114, 9574), (4228, 4787)]