20793215744

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{610703}}^1$

素因数の和:610745

約数の個数: 72

約数和(自身を含む): 49931159040

約数和(自身を除く): 29137943296

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 4256, 4864, 8512, 17024, 34048, 610703, 1221406, 2442812, 4274921, 4885624, 8549842, 9771248, 11603357, 17099684, 19542496, 23206714, 34199368, 39084992, 46413428, 68398736, 78169984, 81223499, 92826856, 136797472, 156339968, 162446998, 185653712, 273594944, 324893996, 371307424, 547189888, 649787992, 742614848, 1094379776, 1299575984, 1485229696, 2599151968, 2970459392, 5198303936, 10396607872, 20793215744]

約数ペア:

[(1, 20793215744), (2, 10396607872), (4, 5198303936), (7, 2970459392), (8, 2599151968), (14, 1485229696), (16, 1299575984), (19, 1094379776), (28, 742614848), (32, 649787992), (38, 547189888), (56, 371307424), (64, 324893996), (76, 273594944), (112, 185653712), (128, 162446998), (133, 156339968), (152, 136797472), (224, 92826856), (256, 81223499), (266, 78169984), (304, 68398736), (448, 46413428), (532, 39084992), (608, 34199368), (896, 23206714), (1064, 19542496), (1216, 17099684), (1792, 11603357), (2128, 9771248), (2432, 8549842), (4256, 4885624), (4864, 4274921), (8512, 2442812), (17024, 1221406), (34048, 610703)]