20467618064

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:469

約数の個数: 160

約数和(自身を含む): 44157173760

約数和(自身を除く): 23689555696

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 83, 124, 137, 152, 166, 191, 248, 274, 304, 332, 382, 496, 548, 589, 664, 764, 1096, 1178, 1328, 1528, 1577, 2192, 2356, 2573, 2603, 3056, 3154, 3629, 4247, 4712, 5146, 5206, 5921, 6308, 7258, 8494, 9424, 10292, 10412, 11371, 11842, 12616, 14516, 15853, 16988, 20584, 20824, 22742, 23684, 25232, 26167, 29032, 31706, 33976, 41168, 41648, 45484, 47368, 48887, 52334, 58064, 63412, 67952, 80693, 90968, 94736, 97774, 104668, 112499, 126824, 161386, 181936, 195548, 209336, 216049, 224998, 253648, 301207, 322772, 352501, 391096, 418672, 432098, 449996, 491443, 497173, 602414, 645544, 705002, 782192, 811177, 864196, 899992, 982886, 994346, 1204828, 1291088, 1410004, 1622354, 1728392, 1799984, 1965772, 1988692, 2171861, 2409656, 2820008, 3244708, 3456784, 3931544, 3977384, 4343722, 4819312, 5640016, 6489416, 6697519, 7863088, 7954768, 8687444, 9337417, 12978832, 13395038, 15412363, 17374888, 18674834, 26790076, 30824726, 34749776, 37349668, 41265359, 53580152, 61649452, 67327691, 74699336, 82530718, 107160304, 123298904, 134655382, 149398672, 165061436, 246597808, 269310764, 330122872, 538621528, 660245744, 1077243056, 1279226129, 2558452258, 5116904516, 10233809032, 20467618064]

約数ペア:

[(1, 20467618064), (2, 10233809032), (4, 5116904516), (8, 2558452258), (16, 1279226129), (19, 1077243056), (31, 660245744), (38, 538621528), (62, 330122872), (76, 269310764), (83, 246597808), (124, 165061436), (137, 149398672), (152, 134655382), (166, 123298904), (191, 107160304), (248, 82530718), (274, 74699336), (304, 67327691), (332, 61649452), (382, 53580152), (496, 41265359), (548, 37349668), (589, 34749776), (664, 30824726), (764, 26790076), (1096, 18674834), (1178, 17374888), (1328, 15412363), (1528, 13395038), (1577, 12978832), (2192, 9337417), (2356, 8687444), (2573, 7954768), (2603, 7863088), (3056, 6697519), (3154, 6489416), (3629, 5640016), (4247, 4819312), (4712, 4343722), (5146, 3977384), (5206, 3931544), (5921, 3456784), (6308, 3244708), (7258, 2820008), (8494, 2409656), (9424, 2171861), (10292, 1988692), (10412, 1965772), (11371, 1799984), (11842, 1728392), (12616, 1622354), (14516, 1410004), (15853, 1291088), (16988, 1204828), (20584, 994346), (20824, 982886), (22742, 899992), (23684, 864196), (25232, 811177), (26167, 782192), (29032, 705002), (31706, 645544), (33976, 602414), (41168, 497173), (41648, 491443), (45484, 449996), (47368, 432098), (48887, 418672), (52334, 391096), (58064, 352501), (63412, 322772), (67952, 301207), (80693, 253648), (90968, 224998), (94736, 216049), (97774, 209336), (104668, 195548), (112499, 181936), (126824, 161386)]