20802238872584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{317999249}}^1$

素因数の和:317999322

約数の個数: 64

約数和(自身を含む): 45677412270000

約数和(自身を除く): 24875173397416

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 221, 296, 442, 481, 629, 884, 962, 1258, 1768, 1924, 2516, 3848, 5032, 8177, 16354, 32708, 65416, 317999249, 635998498, 1271996996, 2543993992, 4133990237, 5405987233, 8267980474, 10811974466, 11765972213, 16535960948, 21623948932, 23531944426, 33071921896, 43247897864, 47063888852, 70277834029, 94127777704, 140555668058, 152957638769, 200021527621, 281111336116, 305915277538, 400043055242, 562222672232, 611830555076, 800086110484, 1223661110152, 1600172220968, 2600279859073, 5200559718146, 10401119436292, 20802238872584]

約数ペア:

[(1, 20802238872584), (2, 10401119436292), (4, 5200559718146), (8, 2600279859073), (13, 1600172220968), (17, 1223661110152), (26, 800086110484), (34, 611830555076), (37, 562222672232), (52, 400043055242), (68, 305915277538), (74, 281111336116), (104, 200021527621), (136, 152957638769), (148, 140555668058), (221, 94127777704), (296, 70277834029), (442, 47063888852), (481, 43247897864), (629, 33071921896), (884, 23531944426), (962, 21623948932), (1258, 16535960948), (1768, 11765972213), (1924, 10811974466), (2516, 8267980474), (3848, 5405987233), (5032, 4133990237), (8177, 2543993992), (16354, 1271996996), (32708, 635998498), (65416, 317999249)]