20294553

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4643}}^1$

素因数の和:4724

約数の個数: 16

約数和(自身を含む): 28532736

約数和(自身を除く): 8238183

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 4643, 13929, 143933, 218221, 431799, 654663, 6764851, 20294553]

約数ペア:

[(1, 20294553), (3, 6764851), (31, 654663), (47, 431799), (93, 218221), (141, 143933), (1457, 13929), (4371, 4643)]