20122013065

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{81283}}^1$

素因数の和:81949

約数の個数: 32

約数和(自身を含む): 30151812096

約数和(自身を除く): 10029799031

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 643, 3215, 4501, 7073, 22505, 35365, 49511, 81283, 247555, 406415, 568981, 894113, 2844905, 4470565, 6258791, 31293955, 52264969, 261324845, 365854783, 574914659, 1829273915, 2874573295, 4024402613, 20122013065]

約数ペア:

[(1, 20122013065), (5, 4024402613), (7, 2874573295), (11, 1829273915), (35, 574914659), (55, 365854783), (77, 261324845), (385, 52264969), (643, 31293955), (3215, 6258791), (4501, 4470565), (7073, 2844905), (22505, 894113), (35365, 568981), (49511, 406415), (81283, 247555)]