20614557

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{653}}^1$

素因数の和:1292

約数の個数: 16

約数和(自身を含む): 29194560

約数和(自身を除く): 8580003

約数列:

[1, 3, 17, 51, 619, 653, 1857, 1959, 10523, 11101, 31569, 33303, 404207, 1212621, 6871519, 20614557]

約数ペア:

[(1, 20614557), (3, 6871519), (17, 1212621), (51, 404207), (619, 33303), (653, 31569), (1857, 11101), (1959, 10523)]