20041956

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:182

約数の個数: 108

約数和(自身を含む): 57513456

約数和(自身を除く): 37471500

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 107, 121, 129, 132, 172, 198, 214, 242, 258, 321, 363, 387, 396, 428, 473, 484, 516, 642, 726, 774, 946, 963, 1089, 1177, 1284, 1419, 1452, 1548, 1892, 1926, 2178, 2354, 2838, 3531, 3852, 4257, 4356, 4601, 4708, 5203, 5676, 7062, 8514, 9202, 10406, 10593, 12947, 13803, 14124, 15609, 17028, 18404, 20812, 21186, 25894, 27606, 31218, 38841, 41409, 42372, 46827, 50611, 51788, 55212, 62436, 77682, 82818, 93654, 101222, 116523, 151833, 155364, 165636, 187308, 202444, 233046, 303666, 455499, 466092, 556721, 607332, 910998, 1113442, 1670163, 1821996, 2226884, 3340326, 5010489, 6680652, 10020978, 20041956]

約数ペア:

[(1, 20041956), (2, 10020978), (3, 6680652), (4, 5010489), (6, 3340326), (9, 2226884), (11, 1821996), (12, 1670163), (18, 1113442), (22, 910998), (33, 607332), (36, 556721), (43, 466092), (44, 455499), (66, 303666), (86, 233046), (99, 202444), (107, 187308), (121, 165636), (129, 155364), (132, 151833), (172, 116523), (198, 101222), (214, 93654), (242, 82818), (258, 77682), (321, 62436), (363, 55212), (387, 51788), (396, 50611), (428, 46827), (473, 42372), (484, 41409), (516, 38841), (642, 31218), (726, 27606), (774, 25894), (946, 21186), (963, 20812), (1089, 18404), (1177, 17028), (1284, 15609), (1419, 14124), (1452, 13803), (1548, 12947), (1892, 10593), (1926, 10406), (2178, 9202), (2354, 8514), (2838, 7062), (3531, 5676), (3852, 5203), (4257, 4708), (4356, 4601)]