20364536

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1321}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 39977280

約数和(自身を除く): 19612744

約数列:

[1, 2, 4, 8, 41, 47, 82, 94, 164, 188, 328, 376, 1321, 1927, 2642, 3854, 5284, 7708, 10568, 15416, 54161, 62087, 108322, 124174, 216644, 248348, 433288, 496696, 2545567, 5091134, 10182268, 20364536]

約数ペア:

[(1, 20364536), (2, 10182268), (4, 5091134), (8, 2545567), (41, 496696), (47, 433288), (82, 248348), (94, 216644), (164, 124174), (188, 108322), (328, 62087), (376, 54161), (1321, 15416), (1927, 10568), (2642, 7708), (3854, 5284)]