11988812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 23568216

約数和(自身を除く): 11579404

約数列:

[1, 2, 4, 11, 22, 44, 53, 97, 106, 194, 212, 388, 583, 1067, 1166, 2134, 2332, 2809, 4268, 5141, 5618, 10282, 11236, 20564, 30899, 56551, 61798, 113102, 123596, 226204, 272473, 544946, 1089892, 2997203, 5994406, 11988812]

約数ペア:

[(1, 11988812), (2, 5994406), (4, 2997203), (11, 1089892), (22, 544946), (44, 272473), (53, 226204), (97, 123596), (106, 113102), (194, 61798), (212, 56551), (388, 30899), (583, 20564), (1067, 11236), (1166, 10282), (2134, 5618), (2332, 5141), (2809, 4268)]