20148085772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{113}}^1\times {\mathrm{1187}}^1$

素因数の和:1415

約数の個数: 72

約数和(自身を含む): 38514423024

約数和(自身を除く): 18366337252

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 113, 188, 226, 452, 799, 1187, 1598, 1921, 2209, 2374, 3196, 3842, 4418, 4748, 5311, 7684, 8836, 10622, 20179, 21244, 37553, 40358, 55789, 75106, 80716, 90287, 111578, 134131, 150212, 180574, 223156, 249617, 268262, 361148, 499234, 536524, 948413, 998468, 1896826, 2280227, 2622083, 3793652, 4243489, 4560454, 5244166, 6304157, 8486978, 9120908, 10488332, 12608314, 16973956, 25216628, 44575411, 89150822, 107170669, 178301644, 214341338, 296295379, 428682676, 592590758, 1185181516, 5037021443, 10074042886, 20148085772]

約数ペア:

[(1, 20148085772), (2, 10074042886), (4, 5037021443), (17, 1185181516), (34, 592590758), (47, 428682676), (68, 296295379), (94, 214341338), (113, 178301644), (188, 107170669), (226, 89150822), (452, 44575411), (799, 25216628), (1187, 16973956), (1598, 12608314), (1921, 10488332), (2209, 9120908), (2374, 8486978), (3196, 6304157), (3842, 5244166), (4418, 4560454), (4748, 4243489), (5311, 3793652), (7684, 2622083), (8836, 2280227), (10622, 1896826), (20179, 998468), (21244, 948413), (37553, 536524), (40358, 499234), (55789, 361148), (75106, 268262), (80716, 249617), (90287, 223156), (111578, 180574), (134131, 150212)]