20033258

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 38880000

約数和(自身を除く): 18846742

約数列:

[1, 2, 7, 14, 19, 29, 38, 49, 53, 58, 98, 106, 133, 203, 266, 343, 371, 406, 551, 686, 742, 931, 1007, 1102, 1421, 1537, 1862, 2014, 2597, 2842, 3074, 3857, 5194, 6517, 7049, 7714, 9947, 10759, 13034, 14098, 18179, 19894, 21518, 26999, 29203, 36358, 49343, 53998, 58406, 75313, 98686, 150626, 188993, 204421, 345401, 377986, 408842, 527191, 690802, 1054382, 1430947, 2861894, 10016629, 20033258]

約数ペア:

[(1, 20033258), (2, 10016629), (7, 2861894), (14, 1430947), (19, 1054382), (29, 690802), (38, 527191), (49, 408842), (53, 377986), (58, 345401), (98, 204421), (106, 188993), (133, 150626), (203, 98686), (266, 75313), (343, 58406), (371, 53998), (406, 49343), (551, 36358), (686, 29203), (742, 26999), (931, 21518), (1007, 19894), (1102, 18179), (1421, 14098), (1537, 13034), (1862, 10759), (2014, 9947), (2597, 7714), (2842, 7049), (3074, 6517), (3857, 5194)]