18058607

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 23616000

約数和(自身を除く): 5557393

約数列:

[1, 7, 17, 19, 49, 119, 133, 163, 323, 343, 833, 931, 1141, 2261, 2771, 3097, 5831, 6517, 7987, 15827, 19397, 21679, 52649, 55909, 110789, 135779, 151753, 368543, 950453, 1062271, 2579801, 18058607]

約数ペア:

[(1, 18058607), (7, 2579801), (17, 1062271), (19, 950453), (49, 368543), (119, 151753), (133, 135779), (163, 110789), (323, 55909), (343, 52649), (833, 21679), (931, 19397), (1141, 15827), (2261, 7987), (2771, 6517), (3097, 5831)]