20187426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5791}}^1$

素因数の和:5886

約数の個数: 32

約数和(自身を含む): 46706688

約数和(自身を除く): 26519262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 249, 498, 581, 1162, 1743, 3486, 5791, 11582, 17373, 34746, 40537, 81074, 121611, 243222, 480653, 961306, 1441959, 2883918, 3364571, 6729142, 10093713, 20187426]

約数ペア:

[(1, 20187426), (2, 10093713), (3, 6729142), (6, 3364571), (7, 2883918), (14, 1441959), (21, 961306), (42, 480653), (83, 243222), (166, 121611), (249, 81074), (498, 40537), (581, 34746), (1162, 17373), (1743, 11582), (3486, 5791)]