18720282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23459}}^1$

素因数の和:23490

約数の個数: 32

約数和(自身を含む): 45043200

約数和(自身を除く): 26322918

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 23459, 46918, 70377, 140754, 164213, 328426, 445721, 492639, 891442, 985278, 1337163, 2674326, 3120047, 6240094, 9360141, 18720282]

約数ペア:

[(1, 18720282), (2, 9360141), (3, 6240094), (6, 3120047), (7, 2674326), (14, 1337163), (19, 985278), (21, 891442), (38, 492639), (42, 445721), (57, 328426), (114, 164213), (133, 140754), (266, 70377), (399, 46918), (798, 23459)]