20942783752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{30367}}^1$

素因数の和:30862

約数の個数: 64

約数和(自身を含む): 45457251840

約数和(自身を除く): 24514468088

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 461, 748, 922, 1496, 1844, 3688, 5071, 7837, 10142, 15674, 20284, 30367, 31348, 40568, 60734, 62696, 86207, 121468, 172414, 242936, 334037, 344828, 516239, 668074, 689656, 1032478, 1336148, 2064956, 2672296, 4129912, 5678629, 11357258, 13999187, 22714516, 27998374, 45429032, 55996748, 111993496, 153991057, 237986179, 307982114, 475972358, 615964228, 951944716, 1231928456, 1903889432, 2617847969, 5235695938, 10471391876, 20942783752]

約数ペア:

[(1, 20942783752), (2, 10471391876), (4, 5235695938), (8, 2617847969), (11, 1903889432), (17, 1231928456), (22, 951944716), (34, 615964228), (44, 475972358), (68, 307982114), (88, 237986179), (136, 153991057), (187, 111993496), (374, 55996748), (461, 45429032), (748, 27998374), (922, 22714516), (1496, 13999187), (1844, 11357258), (3688, 5678629), (5071, 4129912), (7837, 2672296), (10142, 2064956), (15674, 1336148), (20284, 1032478), (30367, 689656), (31348, 668074), (40568, 516239), (60734, 344828), (62696, 334037), (86207, 242936), (121468, 172414)]