19888310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2593}}^1$

素因数の和:2672

約数の個数: 32

約数和(自身を含む): 39221280

約数和(自身を除く): 19332970

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 2593, 3835, 5186, 7670, 12965, 25930, 33709, 67418, 152987, 168545, 305974, 337090, 764935, 1529870, 1988831, 3977662, 9944155, 19888310]

約数ペア:

[(1, 19888310), (2, 9944155), (5, 3977662), (10, 1988831), (13, 1529870), (26, 764935), (59, 337090), (65, 305974), (118, 168545), (130, 152987), (295, 67418), (590, 33709), (767, 25930), (1534, 12965), (2593, 7670), (3835, 5186)]