20736691815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{9733}}^1$

素因数の和:10048

約数の個数: 64

約数和(自身を含む): 38484965376

約数和(自身を除く): 17748273561

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 197, 309, 515, 591, 721, 985, 1379, 1545, 2163, 2955, 3605, 4137, 6895, 9733, 10815, 20291, 20685, 29199, 48665, 60873, 68131, 101455, 142037, 145995, 204393, 304365, 340655, 426111, 710185, 1002499, 1021965, 1917401, 2130555, 3007497, 5012495, 5752203, 7017493, 9587005, 13421807, 15037485, 21052479, 28761015, 35087465, 40265421, 67109035, 105262395, 197492303, 201327105, 592476909, 987461515, 1382446121, 2962384545, 4147338363, 6912230605, 20736691815]

約数ペア:

[(1, 20736691815), (3, 6912230605), (5, 4147338363), (7, 2962384545), (15, 1382446121), (21, 987461515), (35, 592476909), (103, 201327105), (105, 197492303), (197, 105262395), (309, 67109035), (515, 40265421), (591, 35087465), (721, 28761015), (985, 21052479), (1379, 15037485), (1545, 13421807), (2163, 9587005), (2955, 7017493), (3605, 5752203), (4137, 5012495), (6895, 3007497), (9733, 2130555), (10815, 1917401), (20291, 1021965), (20685, 1002499), (29199, 710185), (48665, 426111), (60873, 340655), (68131, 304365), (101455, 204393), (142037, 145995)]