20542443

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{6827}}^1$

素因数の和:6906

約数の個数: 16

約数和(自身を含む): 29496960

約数和(自身を除く): 8954517

約数列:

[1, 3, 17, 51, 59, 177, 1003, 3009, 6827, 20481, 116059, 348177, 402793, 1208379, 6847481, 20542443]

約数ペア:

[(1, 20542443), (3, 6847481), (17, 1208379), (51, 402793), (59, 348177), (177, 116059), (1003, 20481), (3009, 6827)]