20175467536

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{33427}}^1$

素因数の和:33776

約数の個数: 80

約数和(自身を含む): 47452784256

約数和(自身を除く): 27277316720

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 317, 476, 634, 952, 1268, 1904, 2219, 2536, 4438, 5072, 5389, 8876, 10778, 17752, 21556, 33427, 35504, 37723, 43112, 66854, 75446, 86224, 133708, 150892, 233989, 267416, 301784, 467978, 534832, 568259, 603568, 935956, 1136518, 1871912, 2273036, 3743824, 3977813, 4546072, 7955626, 9092144, 10596359, 15911252, 21192718, 31822504, 42385436, 63645008, 74174513, 84770872, 148349026, 169541744, 180138103, 296698052, 360276206, 593396104, 720552412, 1186792208, 1260966721, 1441104824, 2521933442, 2882209648, 5043866884, 10087733768, 20175467536]

約数ペア:

[(1, 20175467536), (2, 10087733768), (4, 5043866884), (7, 2882209648), (8, 2521933442), (14, 1441104824), (16, 1260966721), (17, 1186792208), (28, 720552412), (34, 593396104), (56, 360276206), (68, 296698052), (112, 180138103), (119, 169541744), (136, 148349026), (238, 84770872), (272, 74174513), (317, 63645008), (476, 42385436), (634, 31822504), (952, 21192718), (1268, 15911252), (1904, 10596359), (2219, 9092144), (2536, 7955626), (4438, 4546072), (5072, 3977813), (5389, 3743824), (8876, 2273036), (10778, 1871912), (17752, 1136518), (21556, 935956), (33427, 603568), (35504, 568259), (37723, 534832), (43112, 467978), (66854, 301784), (75446, 267416), (86224, 233989), (133708, 150892)]