20955038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{919}}^1$

素因数の和:1811

約数の個数: 16

約数和(自身を含む): 33925920

約数和(自身を除く): 12970882

約数列:

[1, 2, 13, 26, 877, 919, 1754, 1838, 11401, 11947, 22802, 23894, 805963, 1611926, 10477519, 20955038]

約数ペア:

[(1, 20955038), (2, 10477519), (13, 1611926), (26, 805963), (877, 23894), (919, 22802), (1754, 11947), (1838, 11401)]