8020688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{38561}}^1$

素因数の和:38582

約数の個数: 20

約数和(自身を含む): 16735908

約数和(自身を除く): 8715220

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 38561, 77122, 154244, 308488, 501293, 616976, 1002586, 2005172, 4010344, 8020688]

約数ペア:

[(1, 8020688), (2, 4010344), (4, 2005172), (8, 1002586), (13, 616976), (16, 501293), (26, 308488), (52, 154244), (104, 77122), (208, 38561)]