4189904

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2138

約数の個数: 20

約数和(自身を含む): 8184000

約数和(自身を除く): 3994096

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 1999, 2096, 3998, 7996, 15992, 31984, 261869, 523738, 1047476, 2094952, 4189904]

約数ペア:

[(1, 4189904), (2, 2094952), (4, 1047476), (8, 523738), (16, 261869), (131, 31984), (262, 15992), (524, 7996), (1048, 3998), (1999, 2096)]