8990938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1171}}^1$

素因数の和:1533

約数の個数: 16

約数和(自身を含む): 14767200

約数和(自身を除く): 5776262

約数列:

[1, 2, 11, 22, 349, 698, 1171, 2342, 3839, 7678, 12881, 25762, 408679, 817358, 4495469, 8990938]

約数ペア:

[(1, 8990938), (2, 4495469), (11, 817358), (22, 408679), (349, 25762), (698, 12881), (1171, 7678), (2342, 3839)]