20203794

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86341}}^1$

素因数の和:86362

約数の個数: 24

約数和(自身を含む): 47142732

約数和(自身を除く): 26938938

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86341, 172682, 259023, 518046, 777069, 1122433, 1554138, 2244866, 3367299, 6734598, 10101897, 20203794]

約数ペア:

[(1, 20203794), (2, 10101897), (3, 6734598), (6, 3367299), (9, 2244866), (13, 1554138), (18, 1122433), (26, 777069), (39, 518046), (78, 259023), (117, 172682), (234, 86341)]