199472218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1399}}^1\times {\mathrm{6481}}^1$

素因数の和:7893

約数の個数: 16

約数和(自身を含む): 326692800

約数和(自身を除く): 127220582

約数列:

[1, 2, 11, 22, 1399, 2798, 6481, 12962, 15389, 30778, 71291, 142582, 9066919, 18133838, 99736109, 199472218]

約数ペア:

[(1, 199472218), (2, 99736109), (11, 18133838), (22, 9066919), (1399, 142582), (2798, 71291), (6481, 30778), (12962, 15389)]