20199427241

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{3607}}^1\times {\mathrm{4969}}^1$

素因数の和:8613

約数の個数: 24

約数和(自身を含む): 24530647680

約数和(自身を除く): 4331220439

約数列:

[1, 7, 23, 49, 161, 1127, 3607, 4969, 25249, 34783, 82961, 114287, 176743, 243481, 580727, 800009, 4065089, 5600063, 17923183, 125462281, 412233209, 878235967, 2885632463, 20199427241]

約数ペア:

[(1, 20199427241), (7, 2885632463), (23, 878235967), (49, 412233209), (161, 125462281), (1127, 17923183), (3607, 5600063), (4969, 4065089), (25249, 800009), (34783, 580727), (82961, 243481), (114287, 176743)]