20683055

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{311}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 25519104

約数和(自身を除く): 4836049

約数列:

[1, 5, 47, 235, 283, 311, 1415, 1555, 13301, 14617, 66505, 73085, 88013, 440065, 4136611, 20683055]

約数ペア:

[(1, 20683055), (5, 4136611), (47, 440065), (235, 88013), (283, 73085), (311, 66505), (1415, 14617), (1555, 13301)]