18015278

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{1303}}^1$

素因数の和:1559

約数の個数: 16

約数和(自身を含む): 28041216

約数和(自身を除く): 10025938

約数列:

[1, 2, 31, 62, 223, 446, 1303, 2606, 6913, 13826, 40393, 80786, 290569, 581138, 9007639, 18015278]

約数ペア:

[(1, 18015278), (2, 9007639), (31, 581138), (62, 290569), (223, 80786), (446, 40393), (1303, 13826), (2606, 6913)]