20320898

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{1019}}^1$

素因数の和:1106

約数の個数: 24

約数和(自身を含む): 33598800

約数和(自身を除く): 13277902

約数列:

[1, 2, 13, 26, 59, 118, 169, 338, 767, 1019, 1534, 2038, 9971, 13247, 19942, 26494, 60121, 120242, 172211, 344422, 781573, 1563146, 10160449, 20320898]

約数ペア:

[(1, 20320898), (2, 10160449), (13, 1563146), (26, 781573), (59, 344422), (118, 172211), (169, 120242), (338, 60121), (767, 26494), (1019, 19942), (1534, 13247), (2038, 9971)]