20021554

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75269}}^1$

素因数の和:75297

約数の個数: 16

約数和(自身を含む): 36129600

約数和(自身を除く): 16108046

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 75269, 150538, 526883, 1053766, 1430111, 2860222, 10010777, 20021554]

約数ペア:

[(1, 20021554), (2, 10010777), (7, 2860222), (14, 1430111), (19, 1053766), (38, 526883), (133, 150538), (266, 75269)]