18908097

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 30723840

約数和(自身を除く): 11815743

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 79, 221, 237, 247, 323, 361, 663, 741, 969, 1027, 1083, 1343, 1501, 3081, 4029, 4199, 4503, 4693, 6137, 12597, 14079, 17459, 18411, 19513, 25517, 28519, 52377, 58539, 76551, 79781, 85557, 239343, 331721, 370747, 484823, 995163, 1112241, 1454469, 6302699, 18908097]

約数ペア:

[(1, 18908097), (3, 6302699), (13, 1454469), (17, 1112241), (19, 995163), (39, 484823), (51, 370747), (57, 331721), (79, 239343), (221, 85557), (237, 79781), (247, 76551), (323, 58539), (361, 52377), (663, 28519), (741, 25517), (969, 19513), (1027, 18411), (1083, 17459), (1343, 14079), (1501, 12597), (3081, 6137), (4029, 4693), (4199, 4503)]