20864451

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1571}}^1$

素因数の和:1826

約数の個数: 16

約数和(自身を含む): 29427840

約数和(自身を除く): 8563389

約数列:

[1, 3, 19, 57, 233, 699, 1571, 4427, 4713, 13281, 29849, 89547, 366043, 1098129, 6954817, 20864451]

約数ペア:

[(1, 20864451), (3, 6954817), (19, 1098129), (57, 366043), (233, 89547), (699, 29849), (1571, 13281), (4427, 4713)]