20652426081

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1249}}^1\times {\mathrm{15439}}^1$

素因数の和:16718

約数の個数: 48

約数和(自身を含む): 36129600000

約数和(自身を除く): 15477173919

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 1249, 3747, 8743, 11241, 15439, 21233, 26229, 46317, 63699, 78687, 108073, 138951, 148631, 191097, 262463, 324219, 445893, 787389, 972657, 1337679, 1837241, 2362167, 5511723, 16535169, 19283311, 57849933, 134983177, 173549799, 327816287, 404949531, 983448861, 1214848593, 2294714009, 2950346583, 6884142027, 20652426081]

約数ペア:

[(1, 20652426081), (3, 6884142027), (7, 2950346583), (9, 2294714009), (17, 1214848593), (21, 983448861), (51, 404949531), (63, 327816287), (119, 173549799), (153, 134983177), (357, 57849933), (1071, 19283311), (1249, 16535169), (3747, 5511723), (8743, 2362167), (11241, 1837241), (15439, 1337679), (21233, 972657), (26229, 787389), (46317, 445893), (63699, 324219), (78687, 262463), (108073, 191097), (138951, 148631)]