28346758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{11821}}^1$

素因数の和:11943

約数の個数: 16

約数和(自身を含む): 46815120

約数和(自身を除く): 18468362

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 11821, 23642, 130031, 260062, 1288489, 2576978, 14173379, 28346758]

約数ペア:

[(1, 28346758), (2, 14173379), (11, 2576978), (22, 1288489), (109, 260062), (218, 130031), (1199, 23642), (2398, 11821)]