9819238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 18446400

約数和(自身を除く): 8627162

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 139, 143, 169, 209, 247, 278, 286, 338, 418, 494, 1529, 1807, 1859, 2641, 2717, 3058, 3211, 3614, 3718, 5282, 5434, 6422, 19877, 23491, 29051, 34333, 35321, 39754, 46982, 58102, 68666, 70642, 258401, 377663, 446329, 516802, 755326, 892658, 4909619, 9819238]

約数ペア:

[(1, 9819238), (2, 4909619), (11, 892658), (13, 755326), (19, 516802), (22, 446329), (26, 377663), (38, 258401), (139, 70642), (143, 68666), (169, 58102), (209, 46982), (247, 39754), (278, 35321), (286, 34333), (338, 29051), (418, 23491), (494, 19877), (1529, 6422), (1807, 5434), (1859, 5282), (2641, 3718), (2717, 3614), (3058, 3211)]