20199702568

素因数分解:

$2^3\times {\mathrm{1637}}^1\times {\mathrm{1542433}}^1$

素因数の和:1544076

約数の個数: 16

約数和(自身を含む): 37897603380

約数和(自身を除く): 17697900812

約数列:

[1, 2, 4, 8, 1637, 3274, 6548, 13096, 1542433, 3084866, 6169732, 12339464, 2524962821, 5049925642, 10099851284, 20199702568]

約数ペア:

[(1, 20199702568), (2, 10099851284), (4, 5049925642), (8, 2524962821), (1637, 12339464), (3274, 6169732), (6548, 3084866), (13096, 1542433)]