20758545

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8093}}^1$

素因数の和:8126

約数の個数: 32

約数和(自身を含む): 38851200

約数和(自身を除く): 18092655

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 8093, 24279, 40465, 72837, 121395, 153767, 218511, 364185, 461301, 768835, 1092555, 1383903, 2306505, 4151709, 6919515, 20758545]

約数ペア:

[(1, 20758545), (3, 6919515), (5, 4151709), (9, 2306505), (15, 1383903), (19, 1092555), (27, 768835), (45, 461301), (57, 364185), (95, 218511), (135, 153767), (171, 121395), (285, 72837), (513, 40465), (855, 24279), (2565, 8093)]