20404588

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{9643}}^1$

素因数の和:9693

約数の個数: 18

約数和(自身を含む): 37331924

約数和(自身を除く): 16927336

約数列:

[1, 2, 4, 23, 46, 92, 529, 1058, 2116, 9643, 19286, 38572, 221789, 443578, 887156, 5101147, 10202294, 20404588]

約数ペア:

[(1, 20404588), (2, 10202294), (4, 5101147), (23, 887156), (46, 443578), (92, 221789), (529, 38572), (1058, 19286), (2116, 9643)]