18801737073

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{154873}}^1$

素因数の和:154974

約数の個数: 48

約数和(自身を含む): 32471502336

約数和(自身を除く): 13669765263

約数列:

[1, 3, 7, 9, 21, 41, 47, 63, 123, 141, 287, 329, 369, 423, 861, 987, 1927, 2583, 2961, 5781, 13489, 17343, 40467, 121401, 154873, 464619, 1084111, 1393857, 3252333, 6349793, 7279031, 9756999, 19049379, 21837093, 44448551, 50953217, 57148137, 65511279, 133345653, 152859651, 298440271, 400036959, 458578953, 895320813, 2089081897, 2685962439, 6267245691, 18801737073]

約数ペア:

[(1, 18801737073), (3, 6267245691), (7, 2685962439), (9, 2089081897), (21, 895320813), (41, 458578953), (47, 400036959), (63, 298440271), (123, 152859651), (141, 133345653), (287, 65511279), (329, 57148137), (369, 50953217), (423, 44448551), (861, 21837093), (987, 19049379), (1927, 9756999), (2583, 7279031), (2961, 6349793), (5781, 3252333), (13489, 1393857), (17343, 1084111), (40467, 464619), (121401, 154873)]