20804932503

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{221827}}^1$

素因数の和:222463

約数の個数: 24

約数和(自身を含む): 31871359728

約数和(自身を除く): 11066427225

約数列:

[1, 3, 9, 17, 51, 153, 613, 1839, 5517, 10421, 31263, 93789, 221827, 665481, 1996443, 3771059, 11313177, 33939531, 135979951, 407939853, 1223819559, 2311659167, 6934977501, 20804932503]

約数ペア:

[(1, 20804932503), (3, 6934977501), (9, 2311659167), (17, 1223819559), (51, 407939853), (153, 135979951), (613, 33939531), (1839, 11313177), (5517, 3771059), (10421, 1996443), (31263, 665481), (93789, 221827)]