13280238

素因数分解:

$2^1\times 3^2\times {\mathrm{641}}^1\times {\mathrm{1151}}^1$

素因数の和:1800

約数の個数: 24

約数和(自身を含む): 28843776

約数和(自身を除く): 15563538

約数列:

[1, 2, 3, 6, 9, 18, 641, 1151, 1282, 1923, 2302, 3453, 3846, 5769, 6906, 10359, 11538, 20718, 737791, 1475582, 2213373, 4426746, 6640119, 13280238]

約数ペア:

[(1, 13280238), (2, 6640119), (3, 4426746), (6, 2213373), (9, 1475582), (18, 737791), (641, 20718), (1151, 11538), (1282, 10359), (1923, 6906), (2302, 5769), (3453, 3846)]