20552139944

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{84349}}^1$

素因数の和:84610

約数の個数: 64

約数和(自身を含む): 46561200000

約数和(自身を除く): 26009060056

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 229, 266, 458, 532, 916, 1064, 1603, 1832, 3206, 4351, 6412, 8702, 12824, 17404, 30457, 34808, 60914, 84349, 121828, 168698, 243656, 337396, 590443, 674792, 1180886, 1602631, 2361772, 3205262, 4723544, 6410524, 11218417, 12821048, 19315921, 22436834, 38631842, 44873668, 77263684, 89747336, 135211447, 154527368, 270422894, 367002499, 540845788, 734004998, 1081691576, 1468009996, 2569017493, 2936019992, 5138034986, 10276069972, 20552139944]

約数ペア:

[(1, 20552139944), (2, 10276069972), (4, 5138034986), (7, 2936019992), (8, 2569017493), (14, 1468009996), (19, 1081691576), (28, 734004998), (38, 540845788), (56, 367002499), (76, 270422894), (133, 154527368), (152, 135211447), (229, 89747336), (266, 77263684), (458, 44873668), (532, 38631842), (916, 22436834), (1064, 19315921), (1603, 12821048), (1832, 11218417), (3206, 6410524), (4351, 4723544), (6412, 3205262), (8702, 2361772), (12824, 1602631), (17404, 1180886), (30457, 674792), (34808, 590443), (60914, 337396), (84349, 243656), (121828, 168698)]