20941072672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1\times {\mathrm{653}}^1$

素因数の和:1410

約数の個数: 96

約数和(自身を含む): 44891062272

約数和(自身を除く): 23949989600

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 127, 208, 254, 416, 508, 607, 653, 1016, 1214, 1306, 1651, 2032, 2428, 2612, 3302, 4064, 4856, 5224, 6604, 7891, 8489, 9712, 10448, 13208, 15782, 16978, 19424, 20896, 26416, 31564, 33956, 52832, 63128, 67912, 77089, 82931, 126256, 135824, 154178, 165862, 252512, 271648, 308356, 331724, 396371, 616712, 663448, 792742, 1002157, 1078103, 1233424, 1326896, 1585484, 2004314, 2156206, 2466848, 2653792, 3170968, 4008628, 4312412, 5152823, 6341936, 8017256, 8624824, 10305646, 12683872, 16034512, 17249648, 20611292, 32069024, 34499296, 41222584, 50339117, 82445168, 100678234, 164890336, 201356468, 402712936, 654408521, 805425872, 1308817042, 1610851744, 2617634084, 5235268168, 10470536336, 20941072672]

約数ペア:

[(1, 20941072672), (2, 10470536336), (4, 5235268168), (8, 2617634084), (13, 1610851744), (16, 1308817042), (26, 805425872), (32, 654408521), (52, 402712936), (104, 201356468), (127, 164890336), (208, 100678234), (254, 82445168), (416, 50339117), (508, 41222584), (607, 34499296), (653, 32069024), (1016, 20611292), (1214, 17249648), (1306, 16034512), (1651, 12683872), (2032, 10305646), (2428, 8624824), (2612, 8017256), (3302, 6341936), (4064, 5152823), (4856, 4312412), (5224, 4008628), (6604, 3170968), (7891, 2653792), (8489, 2466848), (9712, 2156206), (10448, 2004314), (13208, 1585484), (15782, 1326896), (16978, 1233424), (19424, 1078103), (20896, 1002157), (26416, 792742), (31564, 663448), (33956, 616712), (52832, 396371), (63128, 331724), (67912, 308356), (77089, 271648), (82931, 252512), (126256, 165862), (135824, 154178)]