2012151946

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{17551}}^1$

素因数の和:18010

約数の個数: 32

約数和(自身を含む): 3639582720

約数和(自身を除く): 1627430774

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 431, 862, 3017, 6034, 8189, 16378, 17551, 35102, 57323, 114646, 122857, 245714, 333469, 666938, 2334283, 4668566, 7564481, 15128962, 52951367, 105902734, 143725139, 287450278, 1006075973, 2012151946]

約数ペア:

[(1, 2012151946), (2, 1006075973), (7, 287450278), (14, 143725139), (19, 105902734), (38, 52951367), (133, 15128962), (266, 7564481), (431, 4668566), (862, 2334283), (3017, 666938), (6034, 333469), (8189, 245714), (16378, 122857), (17551, 114646), (35102, 57323)]