123836642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{19993}}^1$

素因数の和:20177

約数の個数: 16

約数和(自身を含む): 196740960

約数和(自身を除く): 72904318

約数列:

[1, 2, 19, 38, 163, 326, 3097, 6194, 19993, 39986, 379867, 759734, 3258859, 6517718, 61918321, 123836642]

約数ペア:

[(1, 123836642), (2, 61918321), (19, 6517718), (38, 3258859), (163, 759734), (326, 379867), (3097, 39986), (6194, 19993)]