18500735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1279}}^1$

素因数の和:1558

約数の個数: 16

約数和(自身を含む): 24330240

約数和(自身を除く): 5829505

約数列:

[1, 5, 11, 55, 263, 1279, 1315, 2893, 6395, 14069, 14465, 70345, 336377, 1681885, 3700147, 18500735]

約数ペア:

[(1, 18500735), (5, 3700147), (11, 1681885), (55, 336377), (263, 70345), (1279, 14465), (1315, 14069), (2893, 6395)]