20813453485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{428569}}^1$

素因数の和:429468

約数の個数: 16

約数和(自身を含む): 27277623360

約数和(自身を除く): 6464169875

約数列:

[1, 5, 11, 55, 883, 4415, 9713, 48565, 428569, 2142845, 4714259, 23571295, 378426427, 1892132135, 4162690697, 20813453485]

約数ペア:

[(1, 20813453485), (5, 4162690697), (11, 1892132135), (55, 378426427), (883, 23571295), (4415, 4714259), (9713, 2142845), (48565, 428569)]