12571994

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1103}}^1$

素因数の和:1285

約数の個数: 16

約数和(自身を含む): 19474560

約数和(自身を除く): 6902566

約数列:

[1, 2, 41, 82, 139, 278, 1103, 2206, 5699, 11398, 45223, 90446, 153317, 306634, 6285997, 12571994]

約数ペア:

[(1, 12571994), (2, 6285997), (41, 306634), (82, 153317), (139, 90446), (278, 45223), (1103, 11398), (2206, 5699)]