20178642

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7457}}^1$

素因数の和:7514

約数の個数: 32

約数和(自身を含む): 45105984

約数和(自身を除く): 24927342

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 82, 123, 246, 451, 902, 1353, 2706, 7457, 14914, 22371, 44742, 82027, 164054, 246081, 305737, 492162, 611474, 917211, 1834422, 3363107, 6726214, 10089321, 20178642]

約数ペア:

[(1, 20178642), (2, 10089321), (3, 6726214), (6, 3363107), (11, 1834422), (22, 917211), (33, 611474), (41, 492162), (66, 305737), (82, 246081), (123, 164054), (246, 82027), (451, 44742), (902, 22371), (1353, 14914), (2706, 7457)]