19557494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1579}}^1$

素因数の和:2155

約数の個数: 16

約数和(自身を含む): 32080320

約数和(自身を除く): 12522826

約数列:

[1, 2, 11, 22, 563, 1126, 1579, 3158, 6193, 12386, 17369, 34738, 888977, 1777954, 9778747, 19557494]

約数ペア:

[(1, 19557494), (2, 9778747), (11, 1777954), (22, 888977), (563, 34738), (1126, 17369), (1579, 12386), (3158, 6193)]