18404884

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{6961}}^1$

素因数の和:7626

約数の個数: 12

約数和(自身を含む): 32261908

約数和(自身を除く): 13857024

約数列:

[1, 2, 4, 661, 1322, 2644, 6961, 13922, 27844, 4601221, 9202442, 18404884]

約数ペア:

[(1, 18404884), (2, 9202442), (4, 4601221), (661, 27844), (1322, 13922), (2644, 6961)]