12737660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48991}}^1$

素因数の和:49013

約数の個数: 24

約数和(自身を含む): 28807296

約数和(自身を除く): 16069636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 48991, 97982, 195964, 244955, 489910, 636883, 979820, 1273766, 2547532, 3184415, 6368830, 12737660]

約数ペア:

[(1, 12737660), (2, 6368830), (4, 3184415), (5, 2547532), (10, 1273766), (13, 979820), (20, 636883), (26, 489910), (52, 244955), (65, 195964), (130, 97982), (260, 48991)]