166665616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{801277}}^1$

素因数の和:801298

約数の個数: 20

約数和(自身を含む): 347754652

約数和(自身を除く): 181089036

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 801277, 1602554, 3205108, 6410216, 10416601, 12820432, 20833202, 41666404, 83332808, 166665616]

約数ペア:

[(1, 166665616), (2, 83332808), (4, 41666404), (8, 20833202), (13, 12820432), (16, 10416601), (26, 6410216), (52, 3205108), (104, 1602554), (208, 801277)]