19203331

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:522

約数の個数: 16

約数和(自身を含む): 22560768

約数和(自身を除く): 3357437

約数列:

[1, 7, 53, 191, 271, 371, 1337, 1897, 10123, 14363, 51761, 70861, 100541, 362327, 2743333, 19203331]

約数ペア:

[(1, 19203331), (7, 2743333), (53, 362327), (191, 100541), (271, 70861), (371, 51761), (1337, 14363), (1897, 10123)]