20760684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^2\times {\mathrm{71}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 57109248

約数和(自身を除く): 36348564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 71, 84, 118, 142, 177, 213, 236, 284, 354, 413, 426, 497, 708, 826, 852, 994, 1239, 1491, 1652, 1988, 2478, 2982, 3481, 4189, 4956, 5964, 6962, 8378, 10443, 12567, 13924, 16756, 20886, 24367, 25134, 29323, 41772, 48734, 50268, 58646, 73101, 87969, 97468, 117292, 146202, 175938, 247151, 292404, 351876, 494302, 741453, 988604, 1482906, 1730057, 2965812, 3460114, 5190171, 6920228, 10380342, 20760684]

約数ペア:

[(1, 20760684), (2, 10380342), (3, 6920228), (4, 5190171), (6, 3460114), (7, 2965812), (12, 1730057), (14, 1482906), (21, 988604), (28, 741453), (42, 494302), (59, 351876), (71, 292404), (84, 247151), (118, 175938), (142, 146202), (177, 117292), (213, 97468), (236, 87969), (284, 73101), (354, 58646), (413, 50268), (426, 48734), (497, 41772), (708, 29323), (826, 25134), (852, 24367), (994, 20886), (1239, 16756), (1491, 13924), (1652, 12567), (1988, 10443), (2478, 8378), (2982, 6962), (3481, 5964), (4189, 4956)]