18992072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2017}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 39229920

約数和(自身を除く): 20237848

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2017, 2354, 4034, 4708, 8068, 9416, 16136, 22187, 44374, 88748, 177496, 215819, 431638, 863276, 1726552, 2374009, 4748018, 9496036, 18992072]

約数ペア:

[(1, 18992072), (2, 9496036), (4, 4748018), (8, 2374009), (11, 1726552), (22, 863276), (44, 431638), (88, 215819), (107, 177496), (214, 88748), (428, 44374), (856, 22187), (1177, 16136), (2017, 9416), (2354, 8068), (4034, 4708)]