2564458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1861}}^1$

素因数の和:1929

約数の個数: 16

約数和(自身を含む): 4223016

約数和(自身を除く): 1658558

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 1861, 3722, 24193, 48386, 98633, 197266, 1282229, 2564458]

約数ペア:

[(1, 2564458), (2, 1282229), (13, 197266), (26, 98633), (53, 48386), (106, 24193), (689, 3722), (1378, 1861)]