20530486

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{659}}^1$

素因数の和:1119

約数の個数: 16

約数和(自身を含む): 31751280

約数和(自身を除く): 11220794

約数列:

[1, 2, 37, 74, 421, 659, 842, 1318, 15577, 24383, 31154, 48766, 277439, 554878, 10265243, 20530486]

約数ペア:

[(1, 20530486), (2, 10265243), (37, 554878), (74, 277439), (421, 48766), (659, 31154), (842, 24383), (1318, 15577)]