20172555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34483}}^1$

素因数の和:34507

約数の個数: 24

約数和(自身を含む): 37656528

約数和(自身を除く): 17483973

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 34483, 103449, 172415, 310347, 448279, 517245, 1344837, 1551735, 2241395, 4034511, 6724185, 20172555]

約数ペア:

[(1, 20172555), (3, 6724185), (5, 4034511), (9, 2241395), (13, 1551735), (15, 1344837), (39, 517245), (45, 448279), (65, 310347), (117, 172415), (195, 103449), (585, 34483)]