18826262

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 35750880

約数和(自身を除く): 16924618

約数列:

[1, 2, 7, 13, 14, 26, 73, 91, 109, 146, 169, 182, 218, 338, 511, 763, 949, 1022, 1183, 1417, 1526, 1898, 2366, 2834, 6643, 7957, 9919, 12337, 13286, 15914, 18421, 19838, 24674, 36842, 55699, 86359, 103441, 111398, 128947, 172718, 206882, 257894, 724087, 1344733, 1448174, 2689466, 9413131, 18826262]

約数ペア:

[(1, 18826262), (2, 9413131), (7, 2689466), (13, 1448174), (14, 1344733), (26, 724087), (73, 257894), (91, 206882), (109, 172718), (146, 128947), (169, 111398), (182, 103441), (218, 86359), (338, 55699), (511, 36842), (763, 24674), (949, 19838), (1022, 18421), (1183, 15914), (1417, 13286), (1526, 12337), (1898, 9919), (2366, 7957), (2834, 6643)]