2018656045

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{811}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 2940271488

約数和(自身を除く): 921615443

約数列:

[1, 5, 7, 19, 35, 95, 133, 197, 361, 665, 811, 985, 1379, 1805, 2527, 3743, 4055, 5677, 6895, 12635, 15409, 18715, 26201, 28385, 71117, 77045, 107863, 131005, 159767, 292771, 355585, 497819, 539315, 798835, 1118369, 1463855, 2049397, 2489095, 3035573, 5591845, 10246985, 15177865, 21249011, 57675887, 106245055, 288379435, 403731209, 2018656045]

約数ペア:

[(1, 2018656045), (5, 403731209), (7, 288379435), (19, 106245055), (35, 57675887), (95, 21249011), (133, 15177865), (197, 10246985), (361, 5591845), (665, 3035573), (811, 2489095), (985, 2049397), (1379, 1463855), (1805, 1118369), (2527, 798835), (3743, 539315), (4055, 497819), (5677, 355585), (6895, 292771), (12635, 159767), (15409, 131005), (18715, 107863), (26201, 77045), (28385, 71117)]