20492984

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{82633}}^1$

素因数の和:82670

約数の個数: 16

約数和(自身を含む): 39664320

約数和(自身を除く): 19171336

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 82633, 165266, 330532, 661064, 2561623, 5123246, 10246492, 20492984]

約数ペア:

[(1, 20492984), (2, 10246492), (4, 5123246), (8, 2561623), (31, 661064), (62, 330532), (124, 165266), (248, 82633)]