20534708

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{971}}^1$

素因数の和:1303

約数の個数: 24

約数和(自身を含む): 38211264

約数和(自身を除く): 17676556

約数列:

[1, 2, 4, 17, 34, 68, 311, 622, 971, 1244, 1942, 3884, 5287, 10574, 16507, 21148, 33014, 66028, 301981, 603962, 1207924, 5133677, 10267354, 20534708]

約数ペア:

[(1, 20534708), (2, 10267354), (4, 5133677), (17, 1207924), (34, 603962), (68, 301981), (311, 66028), (622, 33014), (971, 21148), (1244, 16507), (1942, 10574), (3884, 5287)]