20281971553

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3167}}^1\times {\mathrm{8221}}^1$

素因数の和:11448

約数の個数: 16

約数和(自身を含む): 21879728640

約数和(自身を除く): 1597757087

約数列:

[1, 19, 41, 779, 3167, 8221, 60173, 129847, 156199, 337061, 2467093, 6404159, 26035907, 494682233, 1067472187, 20281971553]

約数ペア:

[(1, 20281971553), (19, 1067472187), (41, 494682233), (779, 26035907), (3167, 6404159), (8221, 2467093), (60173, 337061), (129847, 156199)]