18569474

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 37884672

約数和(自身を除く): 19315198

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 41, 77, 82, 119, 154, 173, 187, 238, 287, 346, 374, 451, 574, 697, 902, 1211, 1309, 1394, 1903, 2422, 2618, 2941, 3157, 3806, 4879, 5882, 6314, 7093, 7667, 9758, 13321, 14186, 15334, 20587, 26642, 32351, 41174, 49651, 53669, 64702, 78023, 99302, 107338, 120581, 156046, 226457, 241162, 452914, 546161, 844067, 1092322, 1326391, 1688134, 2652782, 9284737, 18569474]

約数ペア:

[(1, 18569474), (2, 9284737), (7, 2652782), (11, 1688134), (14, 1326391), (17, 1092322), (22, 844067), (34, 546161), (41, 452914), (77, 241162), (82, 226457), (119, 156046), (154, 120581), (173, 107338), (187, 99302), (238, 78023), (287, 64702), (346, 53669), (374, 49651), (451, 41174), (574, 32351), (697, 26642), (902, 20587), (1211, 15334), (1309, 14186), (1394, 13321), (1903, 9758), (2422, 7667), (2618, 7093), (2941, 6314), (3157, 5882), (3806, 4879)]