20123717

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:356

約数の個数: 16

約数和(自身を含む): 21873600

約数和(自身を除く): 1749883

約数列:

[1, 19, 61, 97, 179, 1159, 1843, 3401, 5917, 10919, 17363, 112423, 207461, 329897, 1059143, 20123717]

約数ペア:

[(1, 20123717), (19, 1059143), (61, 329897), (97, 207461), (179, 112423), (1159, 17363), (1843, 10919), (3401, 5917)]