20175224912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{16657}}^1$

素因数の和:16816

約数の個数: 80

約数和(自身を含む): 42646212432

約数和(自身を除く): 22470987520

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 73, 122, 136, 146, 244, 272, 292, 488, 584, 976, 1037, 1168, 1241, 2074, 2482, 4148, 4453, 4964, 8296, 8906, 9928, 16592, 16657, 17812, 19856, 33314, 35624, 66628, 71248, 75701, 133256, 151402, 266512, 283169, 302804, 566338, 605608, 1016077, 1132676, 1211216, 1215961, 2032154, 2265352, 2431922, 4064308, 4530704, 4863844, 8128616, 9727688, 16257232, 17273309, 19455376, 20671337, 34546618, 41342674, 69093236, 74173621, 82685348, 138186472, 148347242, 165370696, 276372944, 296694484, 330741392, 593388968, 1186777936, 1260951557, 2521903114, 5043806228, 10087612456, 20175224912]

約数ペア:

[(1, 20175224912), (2, 10087612456), (4, 5043806228), (8, 2521903114), (16, 1260951557), (17, 1186777936), (34, 593388968), (61, 330741392), (68, 296694484), (73, 276372944), (122, 165370696), (136, 148347242), (146, 138186472), (244, 82685348), (272, 74173621), (292, 69093236), (488, 41342674), (584, 34546618), (976, 20671337), (1037, 19455376), (1168, 17273309), (1241, 16257232), (2074, 9727688), (2482, 8128616), (4148, 4863844), (4453, 4530704), (4964, 4064308), (8296, 2431922), (8906, 2265352), (9928, 2032154), (16592, 1215961), (16657, 1211216), (17812, 1132676), (19856, 1016077), (33314, 605608), (35624, 566338), (66628, 302804), (71248, 283169), (75701, 266512), (133256, 151402)]