20957892984

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{7411}}^1$

素因数の和:7642

約数の個数: 192

約数和(自身を含む): 67341281280

約数和(自身を除く): 46383388296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 56, 62, 63, 72, 84, 93, 124, 126, 168, 181, 186, 217, 248, 252, 279, 362, 372, 434, 504, 543, 558, 651, 724, 744, 868, 1086, 1116, 1267, 1302, 1448, 1629, 1736, 1953, 2172, 2232, 2534, 2604, 3258, 3801, 3906, 4344, 5068, 5208, 5611, 6516, 7411, 7602, 7812, 10136, 11222, 11403, 13032, 14822, 15204, 15624, 16833, 22233, 22444, 22806, 29644, 30408, 33666, 39277, 44466, 44888, 45612, 50499, 51877, 59288, 66699, 67332, 78554, 88932, 91224, 100998, 103754, 117831, 133398, 134664, 155631, 157108, 177864, 201996, 207508, 229741, 235662, 266796, 311262, 314216, 353493, 403992, 415016, 459482, 466893, 471324, 533592, 622524, 689223, 706986, 918964, 933786, 942648, 1245048, 1341391, 1378446, 1413972, 1608187, 1837928, 1867572, 2067669, 2682782, 2756892, 2827944, 3216374, 3735144, 4024173, 4135338, 4824561, 5365564, 5513784, 6432748, 8048346, 8270676, 9389737, 9649122, 10731128, 12072519, 12865496, 14473683, 16096692, 16541352, 18779474, 19298244, 24145038, 28169211, 28947366, 32193384, 37558948, 38596488, 41583121, 48290076, 56338422, 57894732, 75117896, 83166242, 84507633, 96580152, 112676844, 115789464, 124749363, 166332484, 169015266, 225353688, 249498726, 291081847, 332664968, 338030532, 374248089, 498997452, 582163694, 676061064, 748496178, 873245541, 997994904, 1164327388, 1496992356, 1746491082, 2328654776, 2619736623, 2993984712, 3492982164, 5239473246, 6985964328, 10478946492, 20957892984]

約数ペア:

[(1, 20957892984), (2, 10478946492), (3, 6985964328), (4, 5239473246), (6, 3492982164), (7, 2993984712), (8, 2619736623), (9, 2328654776), (12, 1746491082), (14, 1496992356), (18, 1164327388), (21, 997994904), (24, 873245541), (28, 748496178), (31, 676061064), (36, 582163694), (42, 498997452), (56, 374248089), (62, 338030532), (63, 332664968), (72, 291081847), (84, 249498726), (93, 225353688), (124, 169015266), (126, 166332484), (168, 124749363), (181, 115789464), (186, 112676844), (217, 96580152), (248, 84507633), (252, 83166242), (279, 75117896), (362, 57894732), (372, 56338422), (434, 48290076), (504, 41583121), (543, 38596488), (558, 37558948), (651, 32193384), (724, 28947366), (744, 28169211), (868, 24145038), (1086, 19298244), (1116, 18779474), (1267, 16541352), (1302, 16096692), (1448, 14473683), (1629, 12865496), (1736, 12072519), (1953, 10731128), (2172, 9649122), (2232, 9389737), (2534, 8270676), (2604, 8048346), (3258, 6432748), (3801, 5513784), (3906, 5365564), (4344, 4824561), (5068, 4135338), (5208, 4024173), (5611, 3735144), (6516, 3216374), (7411, 2827944), (7602, 2756892), (7812, 2682782), (10136, 2067669), (11222, 1867572), (11403, 1837928), (13032, 1608187), (14822, 1413972), (15204, 1378446), (15624, 1341391), (16833, 1245048), (22233, 942648), (22444, 933786), (22806, 918964), (29644, 706986), (30408, 689223), (33666, 622524), (39277, 533592), (44466, 471324), (44888, 466893), (45612, 459482), (50499, 415016), (51877, 403992), (59288, 353493), (66699, 314216), (67332, 311262), (78554, 266796), (88932, 235662), (91224, 229741), (100998, 207508), (103754, 201996), (117831, 177864), (133398, 157108), (134664, 155631)]