20444216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{196579}}^1$

素因数の和:196598

約数の個数: 16

約数和(自身を含む): 41281800

約数和(自身を除く): 20837584

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 196579, 393158, 786316, 1572632, 2555527, 5111054, 10222108, 20444216]

約数ペア:

[(1, 20444216), (2, 10222108), (4, 5111054), (8, 2555527), (13, 1572632), (26, 786316), (52, 393158), (104, 196579)]