20149368778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1009}}^1$

素因数の和:1196

約数の個数: 128

約数和(自身を含む): 40211251200

約数和(自身を除く): 20061882422

約数列:

[1, 2, 7, 11, 14, 22, 31, 47, 62, 77, 89, 94, 154, 178, 217, 329, 341, 434, 517, 623, 658, 682, 979, 1009, 1034, 1246, 1457, 1958, 2018, 2387, 2759, 2914, 3619, 4183, 4774, 5518, 6853, 7063, 7238, 8366, 10199, 11099, 13706, 14126, 16027, 19313, 20398, 22198, 29281, 30349, 31279, 32054, 38626, 46013, 47423, 58562, 60698, 62558, 77693, 89801, 92026, 94846, 112189, 129673, 155386, 179602, 212443, 218953, 224378, 259346, 322091, 331961, 344069, 424886, 437906, 521653, 628607, 644182, 663922, 688138, 907711, 987811, 1043306, 1257214, 1426403, 1470113, 1815422, 1975622, 2408483, 2783831, 2852806, 2940226, 3651571, 4220647, 4816966, 5567662, 6914677, 7303142, 8441294, 9984821, 10290791, 13829354, 16171243, 19486817, 19969642, 20581582, 29544529, 30622141, 32342486, 38973634, 46427117, 59089058, 61244282, 92854234, 113198701, 130840057, 214354987, 226397402, 261680114, 324989819, 428709974, 649979638, 915880399, 1439240627, 1831760798, 2878481254, 10074684389, 20149368778]

約数ペア:

[(1, 20149368778), (2, 10074684389), (7, 2878481254), (11, 1831760798), (14, 1439240627), (22, 915880399), (31, 649979638), (47, 428709974), (62, 324989819), (77, 261680114), (89, 226397402), (94, 214354987), (154, 130840057), (178, 113198701), (217, 92854234), (329, 61244282), (341, 59089058), (434, 46427117), (517, 38973634), (623, 32342486), (658, 30622141), (682, 29544529), (979, 20581582), (1009, 19969642), (1034, 19486817), (1246, 16171243), (1457, 13829354), (1958, 10290791), (2018, 9984821), (2387, 8441294), (2759, 7303142), (2914, 6914677), (3619, 5567662), (4183, 4816966), (4774, 4220647), (5518, 3651571), (6853, 2940226), (7063, 2852806), (7238, 2783831), (8366, 2408483), (10199, 1975622), (11099, 1815422), (13706, 1470113), (14126, 1426403), (16027, 1257214), (19313, 1043306), (20398, 987811), (22198, 907711), (29281, 688138), (30349, 663922), (31279, 644182), (32054, 628607), (38626, 521653), (46013, 437906), (47423, 424886), (58562, 344069), (60698, 331961), (62558, 322091), (77693, 259346), (89801, 224378), (92026, 218953), (94846, 212443), (112189, 179602), (129673, 155386)]