17817212

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 37981440

約数和(自身を除く): 20164228

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 107, 133, 214, 266, 313, 428, 532, 626, 749, 1252, 1498, 2033, 2191, 2996, 4066, 4382, 5947, 8132, 8764, 11894, 14231, 23788, 28462, 33491, 41629, 56924, 66982, 83258, 133964, 166516, 234437, 468874, 636329, 937748, 1272658, 2545316, 4454303, 8908606, 17817212]

約数ペア:

[(1, 17817212), (2, 8908606), (4, 4454303), (7, 2545316), (14, 1272658), (19, 937748), (28, 636329), (38, 468874), (76, 234437), (107, 166516), (133, 133964), (214, 83258), (266, 66982), (313, 56924), (428, 41629), (532, 33491), (626, 28462), (749, 23788), (1252, 14231), (1498, 11894), (2033, 8764), (2191, 8132), (2996, 5947), (4066, 4382)]