20389304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{196051}}^1$

素因数の和:196070

約数の個数: 16

約数和(自身を含む): 41170920

約数和(自身を除く): 20781616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 196051, 392102, 784204, 1568408, 2548663, 5097326, 10194652, 20389304]

約数ペア:

[(1, 20389304), (2, 10194652), (4, 5097326), (8, 2548663), (13, 1568408), (26, 784204), (52, 392102), (104, 196051)]