17789954

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 33800832

約数和(自身を除く): 16010878

約数列:

[1, 2, 7, 13, 14, 26, 73, 91, 103, 146, 169, 182, 206, 338, 511, 721, 949, 1022, 1183, 1339, 1442, 1898, 2366, 2678, 6643, 7519, 9373, 12337, 13286, 15038, 17407, 18746, 24674, 34814, 52633, 86359, 97747, 105266, 121849, 172718, 195494, 243698, 684229, 1270711, 1368458, 2541422, 8894977, 17789954]

約数ペア:

[(1, 17789954), (2, 8894977), (7, 2541422), (13, 1368458), (14, 1270711), (26, 684229), (73, 243698), (91, 195494), (103, 172718), (146, 121849), (169, 105266), (182, 97747), (206, 86359), (338, 52633), (511, 34814), (721, 24674), (949, 18746), (1022, 17407), (1183, 15038), (1339, 13286), (1442, 12337), (1898, 9373), (2366, 7519), (2678, 6643)]