19123542

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 42739632

約数和(自身を除く): 23616090

約数列:

[1, 2, 3, 6, 9, 18, 67, 101, 134, 157, 201, 202, 303, 314, 402, 471, 603, 606, 909, 942, 1206, 1413, 1818, 2826, 6767, 10519, 13534, 15857, 20301, 21038, 31557, 31714, 40602, 47571, 60903, 63114, 94671, 95142, 121806, 142713, 189342, 285426, 1062419, 2124838, 3187257, 6374514, 9561771, 19123542]

約数ペア:

[(1, 19123542), (2, 9561771), (3, 6374514), (6, 3187257), (9, 2124838), (18, 1062419), (67, 285426), (101, 189342), (134, 142713), (157, 121806), (201, 95142), (202, 94671), (303, 63114), (314, 60903), (402, 47571), (471, 40602), (603, 31714), (606, 31557), (909, 21038), (942, 20301), (1206, 15857), (1413, 13534), (1818, 10519), (2826, 6767)]