18976485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2447}}^1$

素因数の和:2513

約数の個数: 32

約数和(自身を含む): 33841152

約数和(自身を除く): 14864667

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 517, 705, 1551, 2447, 2585, 7341, 7755, 12235, 26917, 36705, 80751, 115009, 134585, 345027, 403755, 575045, 1265099, 1725135, 3795297, 6325495, 18976485]

約数ペア:

[(1, 18976485), (3, 6325495), (5, 3795297), (11, 1725135), (15, 1265099), (33, 575045), (47, 403755), (55, 345027), (141, 134585), (165, 115009), (235, 80751), (517, 36705), (705, 26917), (1551, 12235), (2447, 7755), (2585, 7341)]