20641656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{122867}}^1$

素因数の和:122883

約数の個数: 32

約数和(自身を含む): 58976640

約数和(自身を除く): 38334984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 122867, 245734, 368601, 491468, 737202, 860069, 982936, 1474404, 1720138, 2580207, 2948808, 3440276, 5160414, 6880552, 10320828, 20641656]

約数ペア:

[(1, 20641656), (2, 10320828), (3, 6880552), (4, 5160414), (6, 3440276), (7, 2948808), (8, 2580207), (12, 1720138), (14, 1474404), (21, 982936), (24, 860069), (28, 737202), (42, 491468), (56, 368601), (84, 245734), (168, 122867)]