20267961

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56773}}^1$

素因数の和:56800

約数の個数: 16

約数和(自身を含む): 32701824

約数和(自身を除く): 12433863

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56773, 170319, 397411, 965141, 1192233, 2895423, 6755987, 20267961]

約数ペア:

[(1, 20267961), (3, 6755987), (7, 2895423), (17, 1192233), (21, 965141), (51, 397411), (119, 170319), (357, 56773)]