20074986235

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{21559}}^1$

素因数の和:21739

約数の個数: 32

約数和(自身を含む): 25408373760

約数和(自身を除く): 5333387525

約数列:

[1, 5, 43, 61, 71, 215, 305, 355, 2623, 3053, 4331, 13115, 15265, 21559, 21655, 107795, 186233, 927037, 931165, 1315099, 1530689, 4635185, 6575495, 7653445, 56549257, 65819627, 93372029, 282746285, 329098135, 466860145, 4014997247, 20074986235]

約数ペア:

[(1, 20074986235), (5, 4014997247), (43, 466860145), (61, 329098135), (71, 282746285), (215, 93372029), (305, 65819627), (355, 56549257), (2623, 7653445), (3053, 6575495), (4331, 4635185), (13115, 1530689), (15265, 1315099), (21559, 931165), (21655, 927037), (107795, 186233)]