20908514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 35548416

約数和(自身を除く): 14639902

約数列:

[1, 2, 11, 22, 47, 73, 94, 146, 277, 517, 554, 803, 1034, 1606, 3047, 3431, 6094, 6862, 13019, 20221, 26038, 37741, 40442, 75482, 143209, 222431, 286418, 444862, 950387, 1900774, 10454257, 20908514]

約数ペア:

[(1, 20908514), (2, 10454257), (11, 1900774), (22, 950387), (47, 444862), (73, 286418), (94, 222431), (146, 143209), (277, 75482), (517, 40442), (554, 37741), (803, 26038), (1034, 20221), (1606, 13019), (3047, 6862), (3431, 6094)]