20843247

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9883}}^1$

素因数の和:9942

約数の個数: 16

約数和(自身を含む): 30047360

約数和(自身を除く): 9204113

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 9883, 29649, 187777, 365671, 563331, 1097013, 6947749, 20843247]

約数ペア:

[(1, 20843247), (3, 6947749), (19, 1097013), (37, 563331), (57, 365671), (111, 187777), (703, 29649), (2109, 9883)]