20686058

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{727}}^1$

素因数の和:1117

約数の個数: 16

約数和(自身を含む): 31921344

約数和(自身を除く): 11235286

約数列:

[1, 2, 41, 82, 347, 694, 727, 1454, 14227, 28454, 29807, 59614, 252269, 504538, 10343029, 20686058]

約数ペア:

[(1, 20686058), (2, 10343029), (41, 504538), (82, 252269), (347, 59614), (694, 29807), (727, 28454), (1454, 14227)]