2000280178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{398621}}^1$

素因数の和:398829

約数の個数: 16

約数和(自身を含む): 3247972056

約数和(自身を除く): 1247691878

約数列:

[1, 2, 13, 26, 193, 386, 2509, 5018, 398621, 797242, 5182073, 10364146, 76933853, 153867706, 1000140089, 2000280178]

約数ペア:

[(1, 2000280178), (2, 1000140089), (13, 153867706), (26, 76933853), (193, 10364146), (386, 5182073), (2509, 797242), (5018, 398621)]