20184738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4253}}^1$

素因数の和:4378

約数の個数: 32

約数和(自身を含む): 46555776

約数和(自身を除く): 26371038

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4253, 4746, 8506, 12759, 25518, 29771, 59542, 89313, 178626, 480589, 961178, 1441767, 2883534, 3364123, 6728246, 10092369, 20184738]

約数ペア:

[(1, 20184738), (2, 10092369), (3, 6728246), (6, 3364123), (7, 2883534), (14, 1441767), (21, 961178), (42, 480589), (113, 178626), (226, 89313), (339, 59542), (678, 29771), (791, 25518), (1582, 12759), (2373, 8506), (4253, 4746)]