81823918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{195751}}^1$

素因数の和:195783

約数の個数: 16

約数和(自身を含む): 140941440

約数和(自身を除く): 59117522

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 195751, 391502, 2153261, 3719269, 4306522, 7438538, 40911959, 81823918]

約数ペア:

[(1, 81823918), (2, 40911959), (11, 7438538), (19, 4306522), (22, 3719269), (38, 2153261), (209, 391502), (418, 195751)]