17379820

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6343}}^1$

素因数の和:6489

約数の個数: 24

約数和(自身を含む): 36769824

約数和(自身を除く): 19390004

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 6343, 12686, 25372, 31715, 63430, 126860, 868991, 1737982, 3475964, 4344955, 8689910, 17379820]

約数ペア:

[(1, 17379820), (2, 8689910), (4, 4344955), (5, 3475964), (10, 1737982), (20, 868991), (137, 126860), (274, 63430), (548, 31715), (685, 25372), (1370, 12686), (2740, 6343)]