20781277423

素因数分解:

${\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{1471}}^1\times {\mathrm{1579}}^1$

素因数の和:3462

約数の個数: 16

約数和(自身を含む): 21769113600

約数和(自身を除く): 987836177

約数列:

[1, 23, 389, 1471, 1579, 8947, 33833, 36317, 572219, 614231, 2322709, 13161037, 14127313, 53422307, 903533801, 20781277423]

約数ペア:

[(1, 20781277423), (23, 903533801), (389, 53422307), (1471, 14127313), (1579, 13161037), (8947, 2322709), (33833, 614231), (36317, 572219)]