20001551438

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{2015879}}^1$

素因数の和:2015944

約数の個数: 24

約数和(自身を含む): 33782117040

約数和(自身を除く): 13780565602

約数列:

[1, 2, 11, 22, 41, 82, 121, 242, 451, 902, 4961, 9922, 2015879, 4031758, 22174669, 44349338, 82651039, 165302078, 243921359, 487842718, 909161429, 1818322858, 10000775719, 20001551438]

約数ペア:

[(1, 20001551438), (2, 10000775719), (11, 1818322858), (22, 909161429), (41, 487842718), (82, 243921359), (121, 165302078), (242, 82651039), (451, 44349338), (902, 22174669), (4961, 4031758), (9922, 2015879)]