71398352

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{234863}}^1$

素因数の和:234890

約数の個数: 20

約数和(自身を含む): 145615680

約数和(自身を除く): 74217328

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 234863, 469726, 939452, 1878904, 3757808, 4462397, 8924794, 17849588, 35699176, 71398352]

約数ペア:

[(1, 71398352), (2, 35699176), (4, 17849588), (8, 8924794), (16, 4462397), (19, 3757808), (38, 1878904), (76, 939452), (152, 469726), (304, 234863)]