18423131391

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9433247}}^1$

素因数の和:9433291

約数の個数: 24

約数和(自身を含む): 31393849344

約数和(自身を除く): 12970717953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 9433247, 28299741, 66032729, 84899223, 198098187, 292430657, 594294561, 877291971, 2047014599, 2631875913, 6141043797, 18423131391]

約数ペア:

[(1, 18423131391), (3, 6141043797), (7, 2631875913), (9, 2047014599), (21, 877291971), (31, 594294561), (63, 292430657), (93, 198098187), (217, 84899223), (279, 66032729), (651, 28299741), (1953, 9433247)]