12959180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49843}}^1$

素因数の和:49865

約数の個数: 24

約数和(自身を含む): 29308272

約数和(自身を除く): 16349092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49843, 99686, 199372, 249215, 498430, 647959, 996860, 1295918, 2591836, 3239795, 6479590, 12959180]

約数ペア:

[(1, 12959180), (2, 6479590), (4, 3239795), (5, 2591836), (10, 1295918), (13, 996860), (20, 647959), (26, 498430), (52, 249215), (65, 199372), (130, 99686), (260, 49843)]