20511634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71719}}^1$

素因数の和:71745

約数の個数: 16

約数和(自身を含む): 36146880

約数和(自身を除く): 15635246

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71719, 143438, 788909, 932347, 1577818, 1864694, 10255817, 20511634]

約数ペア:

[(1, 20511634), (2, 10255817), (11, 1864694), (13, 1577818), (22, 932347), (26, 788909), (143, 143438), (286, 71719)]