20172903933

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:564

約数の個数: 128

約数和(自身を含む): 35280000000

約数和(自身を除く): 15107096067

約数列:

[1, 3, 7, 13, 21, 29, 39, 49, 87, 91, 147, 149, 203, 273, 343, 349, 377, 447, 609, 637, 1029, 1043, 1047, 1131, 1421, 1911, 1937, 2443, 2639, 3129, 4263, 4321, 4459, 4537, 5811, 7301, 7329, 7917, 9947, 10121, 12963, 13377, 13559, 13611, 17101, 18473, 21903, 29841, 30247, 30363, 31759, 40677, 51107, 51303, 52001, 55419, 56173, 70847, 90741, 94913, 95277, 119707, 129311, 131573, 153321, 156003, 168519, 211729, 212541, 222313, 284739, 359121, 364007, 387933, 393211, 394719, 495929, 635187, 664391, 666939, 676013, 921011, 1092021, 1179633, 1482103, 1487787, 1508029, 1556191, 1993173, 2028039, 2548049, 2752477, 2763033, 3471503, 4446309, 4524087, 4668573, 4732091, 6447077, 7644147, 8257431, 10414509, 10556203, 14196273, 17836343, 19267339, 19341231, 19604377, 31668609, 33124637, 45129539, 53509029, 57802017, 58813131, 73893421, 99373911, 135388617, 137230639, 221680263, 231872459, 411691917, 517253947, 695617377, 960614473, 1551761841, 2881843419, 6724301311, 20172903933]

約数ペア:

[(1, 20172903933), (3, 6724301311), (7, 2881843419), (13, 1551761841), (21, 960614473), (29, 695617377), (39, 517253947), (49, 411691917), (87, 231872459), (91, 221680263), (147, 137230639), (149, 135388617), (203, 99373911), (273, 73893421), (343, 58813131), (349, 57802017), (377, 53509029), (447, 45129539), (609, 33124637), (637, 31668609), (1029, 19604377), (1043, 19341231), (1047, 19267339), (1131, 17836343), (1421, 14196273), (1911, 10556203), (1937, 10414509), (2443, 8257431), (2639, 7644147), (3129, 6447077), (4263, 4732091), (4321, 4668573), (4459, 4524087), (4537, 4446309), (5811, 3471503), (7301, 2763033), (7329, 2752477), (7917, 2548049), (9947, 2028039), (10121, 1993173), (12963, 1556191), (13377, 1508029), (13559, 1487787), (13611, 1482103), (17101, 1179633), (18473, 1092021), (21903, 921011), (29841, 676013), (30247, 666939), (30363, 664391), (31759, 635187), (40677, 495929), (51107, 394719), (51303, 393211), (52001, 387933), (55419, 364007), (56173, 359121), (70847, 284739), (90741, 222313), (94913, 212541), (95277, 211729), (119707, 168519), (129311, 156003), (131573, 153321)]