18173008

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{769}}^1$

素因数の和:995

約数の個数: 40

約数和(自身を含む): 40483520

約数和(自身を除く): 22310512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 769, 844, 1477, 1538, 1688, 2954, 3076, 3376, 5383, 5908, 6152, 10766, 11816, 12304, 21532, 23632, 43064, 86128, 162259, 324518, 649036, 1135813, 1298072, 2271626, 2596144, 4543252, 9086504, 18173008]

約数ペア:

[(1, 18173008), (2, 9086504), (4, 4543252), (7, 2596144), (8, 2271626), (14, 1298072), (16, 1135813), (28, 649036), (56, 324518), (112, 162259), (211, 86128), (422, 43064), (769, 23632), (844, 21532), (1477, 12304), (1538, 11816), (1688, 10766), (2954, 6152), (3076, 5908), (3376, 5383)]