245383568

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{135721}}^1$

素因数の和:135842

約数の個数: 20

約数和(自身を含む): 479641548

約数和(自身を除く): 234257980

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 135721, 271442, 542884, 1085768, 2171536, 15336473, 30672946, 61345892, 122691784, 245383568]

約数ペア:

[(1, 245383568), (2, 122691784), (4, 61345892), (8, 30672946), (16, 15336473), (113, 2171536), (226, 1085768), (452, 542884), (904, 271442), (1808, 135721)]