131411258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{18493}}^1$

素因数の和:18542

約数の個数: 32

約数和(自身を含む): 239682240

約数和(自身を除く): 108270982

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 3553, 7106, 18493, 36986, 203423, 314381, 351367, 406846, 628762, 702734, 3458191, 3865037, 5973239, 6916382, 7730074, 11946478, 65705629, 131411258]

約数ペア:

[(1, 131411258), (2, 65705629), (11, 11946478), (17, 7730074), (19, 6916382), (22, 5973239), (34, 3865037), (38, 3458191), (187, 702734), (209, 628762), (323, 406846), (374, 351367), (418, 314381), (646, 203423), (3553, 36986), (7106, 18493)]