20175772

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2861}}^1$

素因数の和:2949

約数の個数: 24

約数和(自身を含む): 37022832

約数和(自身を除く): 16847060

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 2861, 3526, 5722, 7052, 11444, 117301, 123023, 234602, 246046, 469204, 492092, 5043943, 10087886, 20175772]

約数ペア:

[(1, 20175772), (2, 10087886), (4, 5043943), (41, 492092), (43, 469204), (82, 246046), (86, 234602), (164, 123023), (172, 117301), (1763, 11444), (2861, 7052), (3526, 5722)]