20803486528

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1\times {\mathrm{811}}^1$

素因数の和:1356

約数の個数: 112

約数和(自身を含む): 45737556480

約数和(自身を除く): 24934069952

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 83, 88, 166, 176, 332, 352, 439, 664, 704, 811, 878, 913, 1328, 1622, 1756, 1826, 2656, 3244, 3512, 3652, 4829, 5312, 6488, 7024, 7304, 8921, 9658, 12976, 14048, 14608, 17842, 19316, 25952, 28096, 29216, 35684, 36437, 38632, 51904, 58432, 67313, 71368, 72874, 77264, 134626, 142736, 145748, 154528, 269252, 285472, 291496, 309056, 356029, 400807, 538504, 570944, 582992, 712058, 740443, 801614, 1077008, 1165984, 1424116, 1480886, 1603228, 2154016, 2331968, 2848232, 2961772, 3206456, 3916319, 4308032, 5696464, 5923544, 6412912, 7832638, 11392928, 11847088, 12825824, 15665276, 22785856, 23694176, 25651648, 29550407, 31330552, 47388352, 59100814, 62661104, 118201628, 125322208, 236403256, 250644416, 325054477, 472806512, 650108954, 945613024, 1300217908, 1891226048, 2600435816, 5200871632, 10401743264, 20803486528]

約数ペア:

[(1, 20803486528), (2, 10401743264), (4, 5200871632), (8, 2600435816), (11, 1891226048), (16, 1300217908), (22, 945613024), (32, 650108954), (44, 472806512), (64, 325054477), (83, 250644416), (88, 236403256), (166, 125322208), (176, 118201628), (332, 62661104), (352, 59100814), (439, 47388352), (664, 31330552), (704, 29550407), (811, 25651648), (878, 23694176), (913, 22785856), (1328, 15665276), (1622, 12825824), (1756, 11847088), (1826, 11392928), (2656, 7832638), (3244, 6412912), (3512, 5923544), (3652, 5696464), (4829, 4308032), (5312, 3916319), (6488, 3206456), (7024, 2961772), (7304, 2848232), (8921, 2331968), (9658, 2154016), (12976, 1603228), (14048, 1480886), (14608, 1424116), (17842, 1165984), (19316, 1077008), (25952, 801614), (28096, 740443), (29216, 712058), (35684, 582992), (36437, 570944), (38632, 538504), (51904, 400807), (58432, 356029), (67313, 309056), (71368, 291496), (72874, 285472), (77264, 269252), (134626, 154528), (142736, 145748)]