20348520208

素因数分解:

$2^4\times {\mathrm{1271782513}}^1$

素因数の和:1271782521

約数の個数: 10

約数和(自身を含む): 39425257934

約数和(自身を除く): 19076737726

約数列:

[1, 2, 4, 8, 16, 1271782513, 2543565026, 5087130052, 10174260104, 20348520208]

約数ペア:

[(1, 20348520208), (2, 10174260104), (4, 5087130052), (8, 2543565026), (16, 1271782513)]