18044908

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 38465280

約数和(自身を除く): 20420372

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 107, 133, 214, 266, 317, 428, 532, 634, 749, 1268, 1498, 2033, 2219, 2996, 4066, 4438, 6023, 8132, 8876, 12046, 14231, 24092, 28462, 33919, 42161, 56924, 67838, 84322, 135676, 168644, 237433, 474866, 644461, 949732, 1288922, 2577844, 4511227, 9022454, 18044908]

約数ペア:

[(1, 18044908), (2, 9022454), (4, 4511227), (7, 2577844), (14, 1288922), (19, 949732), (28, 644461), (38, 474866), (76, 237433), (107, 168644), (133, 135676), (214, 84322), (266, 67838), (317, 56924), (428, 42161), (532, 33919), (634, 28462), (749, 24092), (1268, 14231), (1498, 12046), (2033, 8876), (2219, 8132), (2996, 6023), (4066, 4438)]