208003906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 375580800

約数和(自身を除く): 167576894

約数列:

[1, 2, 11, 19, 22, 38, 41, 53, 82, 106, 209, 229, 418, 451, 458, 583, 779, 902, 1007, 1166, 1558, 2014, 2173, 2519, 4346, 4351, 5038, 8569, 8702, 9389, 11077, 12137, 17138, 18778, 22154, 23903, 24274, 41287, 47806, 47861, 82574, 95722, 103279, 133507, 178391, 206558, 230603, 267014, 356782, 454157, 461206, 497617, 908314, 995234, 1962301, 2536633, 3924602, 5073266, 5473787, 9454723, 10947574, 18909446, 104001953, 208003906]

約数ペア:

[(1, 208003906), (2, 104001953), (11, 18909446), (19, 10947574), (22, 9454723), (38, 5473787), (41, 5073266), (53, 3924602), (82, 2536633), (106, 1962301), (209, 995234), (229, 908314), (418, 497617), (451, 461206), (458, 454157), (583, 356782), (779, 267014), (902, 230603), (1007, 206558), (1166, 178391), (1558, 133507), (2014, 103279), (2173, 95722), (2519, 82574), (4346, 47861), (4351, 47806), (5038, 41287), (8569, 24274), (8702, 23903), (9389, 22154), (11077, 18778), (12137, 17138)]