20376693

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1373}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 31508568

約数和(自身を除く): 11131875

約数列:

[1, 3, 9, 17, 51, 97, 153, 291, 873, 1373, 1649, 4119, 4947, 12357, 14841, 23341, 70023, 133181, 210069, 399543, 1198629, 2264077, 6792231, 20376693]

約数ペア:

[(1, 20376693), (3, 6792231), (9, 2264077), (17, 1198629), (51, 399543), (97, 210069), (153, 133181), (291, 70023), (873, 23341), (1373, 14841), (1649, 12357), (4119, 4947)]