20946939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2699}}^1$

素因数の和:2914

約数の個数: 16

約数和(自身を含む): 30240000

約数和(自身を除く): 9293061

約数列:

[1, 3, 13, 39, 199, 597, 2587, 2699, 7761, 8097, 35087, 105261, 537101, 1611303, 6982313, 20946939]

約数ペア:

[(1, 20946939), (3, 6982313), (13, 1611303), (39, 537101), (199, 105261), (597, 35087), (2587, 8097), (2699, 7761)]