18926087085

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{975823}}^1$

素因数の和:976265

約数の個数: 24

約数和(自身を含む): 32881365504

約数和(自身を除く): 13955278419

約数列:

[1, 3, 5, 9, 15, 45, 431, 1293, 2155, 3879, 6465, 19395, 975823, 2927469, 4879115, 8782407, 14637345, 43912035, 420579713, 1261739139, 2102898565, 3785217417, 6308695695, 18926087085]

約数ペア:

[(1, 18926087085), (3, 6308695695), (5, 3785217417), (9, 2102898565), (15, 1261739139), (45, 420579713), (431, 43912035), (1293, 14637345), (2155, 8782407), (3879, 4879115), (6465, 2927469), (19395, 975823)]