20199234944

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{8171}}^1$

素因数の和:8312

約数の個数: 128

約数和(自身を含む): 48012134400

約数和(自身を除く): 27812899456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 89, 112, 124, 128, 178, 217, 224, 248, 356, 434, 448, 496, 623, 712, 868, 896, 992, 1246, 1424, 1736, 1984, 2492, 2759, 2848, 3472, 3968, 4984, 5518, 5696, 6944, 8171, 9968, 11036, 11392, 13888, 16342, 19313, 19936, 22072, 27776, 32684, 38626, 39872, 44144, 57197, 65368, 77252, 79744, 88288, 114394, 130736, 154504, 176576, 228788, 253301, 261472, 309008, 353152, 457576, 506602, 522944, 618016, 727219, 915152, 1013204, 1045888, 1236032, 1454438, 1773107, 1830304, 2026408, 2472064, 2908876, 3546214, 3660608, 4052816, 5090533, 5817752, 7092428, 7321216, 8105632, 10181066, 11635504, 14184856, 16211264, 20362132, 22543789, 23271008, 28369712, 32422528, 40724264, 45087578, 46542016, 56739424, 81448528, 90175156, 93084032, 113478848, 157806523, 162897056, 180350312, 226957696, 315613046, 325794112, 360700624, 631226092, 651588224, 721401248, 1262452184, 1442802496, 2524904368, 2885604992, 5049808736, 10099617472, 20199234944]

約数ペア:

[(1, 20199234944), (2, 10099617472), (4, 5049808736), (7, 2885604992), (8, 2524904368), (14, 1442802496), (16, 1262452184), (28, 721401248), (31, 651588224), (32, 631226092), (56, 360700624), (62, 325794112), (64, 315613046), (89, 226957696), (112, 180350312), (124, 162897056), (128, 157806523), (178, 113478848), (217, 93084032), (224, 90175156), (248, 81448528), (356, 56739424), (434, 46542016), (448, 45087578), (496, 40724264), (623, 32422528), (712, 28369712), (868, 23271008), (896, 22543789), (992, 20362132), (1246, 16211264), (1424, 14184856), (1736, 11635504), (1984, 10181066), (2492, 8105632), (2759, 7321216), (2848, 7092428), (3472, 5817752), (3968, 5090533), (4984, 4052816), (5518, 3660608), (5696, 3546214), (6944, 2908876), (8171, 2472064), (9968, 2026408), (11036, 1830304), (11392, 1773107), (13888, 1454438), (16342, 1236032), (19313, 1045888), (19936, 1013204), (22072, 915152), (27776, 727219), (32684, 618016), (38626, 522944), (39872, 506602), (44144, 457576), (57197, 353152), (65368, 309008), (77252, 261472), (79744, 253301), (88288, 228788), (114394, 176576), (130736, 154504)]