20043693

素因数分解:

$3^4\times {\mathrm{353}}^1\times {\mathrm{701}}^1$

素因数の和:1066

約数の個数: 20

約数和(自身を含む): 30069468

約数和(自身を除く): 10025775

約数列:

[1, 3, 9, 27, 81, 353, 701, 1059, 2103, 3177, 6309, 9531, 18927, 28593, 56781, 247453, 742359, 2227077, 6681231, 20043693]

約数ペア:

[(1, 20043693), (3, 6681231), (9, 2227077), (27, 742359), (81, 247453), (353, 56781), (701, 28593), (1059, 18927), (2103, 9531), (3177, 6309)]