19656142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{30809}}^1$

素因数の和:30851

約数の個数: 16

約数和(自身を含む): 33274800

約数和(自身を除く): 13618658

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 30809, 61618, 338899, 677798, 893461, 1786922, 9828071, 19656142]

約数ペア:

[(1, 19656142), (2, 9828071), (11, 1786922), (22, 893461), (29, 677798), (58, 338899), (319, 61618), (638, 30809)]