20584135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28789}}^1$

素因数の和:28818

約数の個数: 16

約数和(自身を含む): 29020320

約数和(自身を除く): 8436185

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 28789, 143945, 316679, 374257, 1583395, 1871285, 4116827, 20584135]

約数ペア:

[(1, 20584135), (5, 4116827), (11, 1871285), (13, 1583395), (55, 374257), (65, 316679), (143, 143945), (715, 28789)]