20161958403

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{2245457}}^1$

素因数の和:2245574

約数の個数: 16

約数和(自身を含む): 27915533856

約数和(自身を除く): 7753575453

約数列:

[1, 3, 41, 73, 123, 219, 2993, 8979, 2245457, 6736371, 92063737, 163918361, 276191211, 491755083, 6720652801, 20161958403]

約数ペア:

[(1, 20161958403), (3, 6720652801), (41, 491755083), (73, 276191211), (123, 163918361), (219, 92063737), (2993, 6736371), (8979, 2245457)]