20811410

素因数分解:

$2^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{3373}}^1$

素因数の和:3997

約数の個数: 16

約数和(自身を含む): 37532376

約数和(自身を除く): 16720966

約数列:

[1, 2, 5, 10, 617, 1234, 3085, 3373, 6170, 6746, 16865, 33730, 2081141, 4162282, 10405705, 20811410]

約数ペア:

[(1, 20811410), (2, 10405705), (5, 4162282), (10, 2081141), (617, 33730), (1234, 16865), (3085, 6746), (3373, 6170)]