20123015881

素因数分解:

${\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{34157}}^1$

素因数の和:34584

約数の個数: 16

約数和(自身を含む): 21462154560

約数和(自身を除く): 1339138679

約数列:

[1, 19, 101, 307, 1919, 5833, 31007, 34157, 589133, 648983, 3449857, 10486199, 65547283, 199237781, 1059106099, 20123015881]

約数ペア:

[(1, 20123015881), (19, 1059106099), (101, 199237781), (307, 65547283), (1919, 10486199), (5833, 3449857), (31007, 648983), (34157, 589133)]