18155786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 31632768

約数和(自身を除く): 13476982

約数列:

[1, 2, 11, 22, 23, 46, 53, 106, 253, 506, 583, 677, 1166, 1219, 1354, 2438, 7447, 13409, 14894, 15571, 26818, 31142, 35881, 71762, 171281, 342562, 394691, 789382, 825263, 1650526, 9077893, 18155786]

約数ペア:

[(1, 18155786), (2, 9077893), (11, 1650526), (22, 825263), (23, 789382), (46, 394691), (53, 342562), (106, 171281), (253, 71762), (506, 35881), (583, 31142), (677, 26818), (1166, 15571), (1219, 14894), (1354, 13409), (2438, 7447)]