18785300815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{9533}}^1$

素因数の和:9891

約数の個数: 32

約数和(自身を含む): 24217885440

約数和(自身を除く): 5432584625

約数列:

[1, 5, 17, 85, 97, 239, 485, 1195, 1649, 4063, 8245, 9533, 20315, 23183, 47665, 115915, 162061, 394111, 810305, 924701, 1970555, 2278387, 4623505, 11391935, 15719917, 38732579, 78599585, 193662895, 221003539, 1105017695, 3757060163, 18785300815]

約数ペア:

[(1, 18785300815), (5, 3757060163), (17, 1105017695), (85, 221003539), (97, 193662895), (239, 78599585), (485, 38732579), (1195, 15719917), (1649, 11391935), (4063, 4623505), (8245, 2278387), (9533, 1970555), (20315, 924701), (23183, 810305), (47665, 394111), (115915, 162061)]