20936378

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{751}}^1$

素因数の和:1069

約数の個数: 16

約数和(自身を含む): 32161536

約数和(自身を除く): 11225158

約数列:

[1, 2, 53, 106, 263, 526, 751, 1502, 13939, 27878, 39803, 79606, 197513, 395026, 10468189, 20936378]

約数ペア:

[(1, 20936378), (2, 10468189), (53, 395026), (106, 197513), (263, 79606), (526, 39803), (751, 27878), (1502, 13939)]