20199468112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{593}}^1\times {\mathrm{613}}^1$

素因数の和:1388

約数の個数: 80

約数和(自身を含む): 41245003008

約数和(自身を除く): 21045534896

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 151, 184, 302, 368, 593, 604, 613, 1186, 1208, 1226, 2372, 2416, 2452, 3473, 4744, 4904, 6946, 9488, 9808, 13639, 13892, 14099, 27278, 27784, 28198, 54556, 55568, 56396, 89543, 92563, 109112, 112792, 179086, 185126, 218224, 225584, 358172, 363509, 370252, 716344, 727018, 740504, 1432688, 1454036, 1481008, 2059489, 2128949, 2908072, 4118978, 4257898, 5816144, 8237956, 8360707, 8515796, 16475912, 16721414, 17031592, 32951824, 33442828, 34063184, 54889859, 66885656, 109779718, 133771312, 219559436, 439118872, 878237744, 1262466757, 2524933514, 5049867028, 10099734056, 20199468112]

約数ペア:

[(1, 20199468112), (2, 10099734056), (4, 5049867028), (8, 2524933514), (16, 1262466757), (23, 878237744), (46, 439118872), (92, 219559436), (151, 133771312), (184, 109779718), (302, 66885656), (368, 54889859), (593, 34063184), (604, 33442828), (613, 32951824), (1186, 17031592), (1208, 16721414), (1226, 16475912), (2372, 8515796), (2416, 8360707), (2452, 8237956), (3473, 5816144), (4744, 4257898), (4904, 4118978), (6946, 2908072), (9488, 2128949), (9808, 2059489), (13639, 1481008), (13892, 1454036), (14099, 1432688), (27278, 740504), (27784, 727018), (28198, 716344), (54556, 370252), (55568, 363509), (56396, 358172), (89543, 225584), (92563, 218224), (109112, 185126), (112792, 179086)]