31780494742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{11779279}}^1$

素因数の和:11779371

約数の個数: 16

約数和(自身を含む): 50886489600

約数和(自身を除く): 19105994858

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 11779279, 23558558, 223806301, 447612602, 836328809, 1672657618, 15890247371, 31780494742]

約数ペア:

[(1, 31780494742), (2, 15890247371), (19, 1672657618), (38, 836328809), (71, 447612602), (142, 223806301), (1349, 23558558), (2698, 11779279)]