20011727

素因数分解:

${\mathrm{43}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 12

約数和(自身を含む): 20898720

約数和(自身を除く): 886993

約数列:

[1, 43, 79, 137, 1849, 3397, 5891, 10823, 146071, 253313, 465389, 20011727]

約数ペア:

[(1, 20011727), (43, 465389), (79, 253313), (137, 146071), (1849, 10823), (3397, 5891)]