18211172

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2473}}^1$

素因数の和:2747

約数の個数: 24

約数和(自身を含む): 36575616

約数和(自身を除く): 18364444

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 2473, 3682, 4946, 7364, 9892, 17311, 34622, 69244, 650399, 1300798, 2601596, 4552793, 9105586, 18211172]

約数ペア:

[(1, 18211172), (2, 9105586), (4, 4552793), (7, 2601596), (14, 1300798), (28, 650399), (263, 69244), (526, 34622), (1052, 17311), (1841, 9892), (2473, 7364), (3682, 4946)]