18974466

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 50232960

約数和(自身を除く): 31258494

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 71, 98, 101, 126, 142, 147, 189, 202, 213, 294, 303, 378, 426, 441, 497, 606, 639, 707, 882, 909, 994, 1278, 1323, 1414, 1491, 1818, 1917, 2121, 2646, 2727, 2982, 3479, 3834, 4242, 4473, 4949, 5454, 6363, 6958, 7171, 8946, 9898, 10437, 12726, 13419, 14342, 14847, 19089, 20874, 21513, 26838, 29694, 31311, 38178, 43026, 44541, 50197, 62622, 64539, 89082, 93933, 100394, 129078, 133623, 150591, 187866, 193617, 267246, 301182, 351379, 387234, 451773, 702758, 903546, 1054137, 1355319, 2108274, 2710638, 3162411, 6324822, 9487233, 18974466]

約数ペア:

[(1, 18974466), (2, 9487233), (3, 6324822), (6, 3162411), (7, 2710638), (9, 2108274), (14, 1355319), (18, 1054137), (21, 903546), (27, 702758), (42, 451773), (49, 387234), (54, 351379), (63, 301182), (71, 267246), (98, 193617), (101, 187866), (126, 150591), (142, 133623), (147, 129078), (189, 100394), (202, 93933), (213, 89082), (294, 64539), (303, 62622), (378, 50197), (426, 44541), (441, 43026), (497, 38178), (606, 31311), (639, 29694), (707, 26838), (882, 21513), (909, 20874), (994, 19089), (1278, 14847), (1323, 14342), (1414, 13419), (1491, 12726), (1818, 10437), (1917, 9898), (2121, 8946), (2646, 7171), (2727, 6958), (2982, 6363), (3479, 5454), (3834, 4949), (4242, 4473)]