20195881576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{56599}}^1$

素因数の和:56738

約数の個数: 64

約数和(自身を含む): 42219072000

約数和(自身を除く): 22023190424

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 73, 94, 104, 146, 188, 292, 376, 584, 611, 949, 1222, 1898, 2444, 3431, 3796, 4888, 6862, 7592, 13724, 27448, 44603, 56599, 89206, 113198, 178412, 226396, 356824, 452792, 735787, 1471574, 2660153, 2943148, 4131727, 5320306, 5886296, 8263454, 10640612, 16526908, 21281224, 33053816, 34581989, 53712451, 69163978, 107424902, 138327956, 194191169, 214849804, 276655912, 388382338, 429699608, 776764676, 1553529352, 2524485197, 5048970394, 10097940788, 20195881576]

約数ペア:

[(1, 20195881576), (2, 10097940788), (4, 5048970394), (8, 2524485197), (13, 1553529352), (26, 776764676), (47, 429699608), (52, 388382338), (73, 276655912), (94, 214849804), (104, 194191169), (146, 138327956), (188, 107424902), (292, 69163978), (376, 53712451), (584, 34581989), (611, 33053816), (949, 21281224), (1222, 16526908), (1898, 10640612), (2444, 8263454), (3431, 5886296), (3796, 5320306), (4888, 4131727), (6862, 2943148), (7592, 2660153), (13724, 1471574), (27448, 735787), (44603, 452792), (56599, 356824), (89206, 226396), (113198, 178412)]