38769890

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{9209}}^1$

素因数の和:9637

約数の個数: 16

約数和(自身を含む): 69959160

約数和(自身を除く): 31189270

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 9209, 18418, 46045, 92090, 3876989, 7753978, 19384945, 38769890]

約数ペア:

[(1, 38769890), (2, 19384945), (5, 7753978), (10, 3876989), (421, 92090), (842, 46045), (2105, 18418), (4210, 9209)]