20180685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2707}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 37435392

約数和(自身を除く): 17254707

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 2707, 7455, 8121, 13535, 18949, 40605, 56847, 94745, 192197, 284235, 576591, 960985, 1345379, 2882955, 4036137, 6726895, 20180685]

約数ペア:

[(1, 20180685), (3, 6726895), (5, 4036137), (7, 2882955), (15, 1345379), (21, 960985), (35, 576591), (71, 284235), (105, 192197), (213, 94745), (355, 56847), (497, 40605), (1065, 18949), (1491, 13535), (2485, 8121), (2707, 7455)]