219871402

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1\times {\mathrm{2341}}^1$

素因数の和:2805

約数の個数: 16

約数和(自身を含む): 333201024

約数和(自身を除く): 113329622

約数列:

[1, 2, 151, 302, 311, 622, 2341, 4682, 46961, 93922, 353491, 706982, 728051, 1456102, 109935701, 219871402]

約数ペア:

[(1, 219871402), (2, 109935701), (151, 1456102), (302, 728051), (311, 706982), (622, 353491), (2341, 93922), (4682, 46961)]