20533554

素因数分解:

$2^1\times 3^3\times {\mathrm{380251}}^1$

素因数の和:380262

約数の個数: 16

約数和(自身を含む): 45630240

約数和(自身を除く): 25096686

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 380251, 760502, 1140753, 2281506, 3422259, 6844518, 10266777, 20533554]

約数ペア:

[(1, 20533554), (2, 10266777), (3, 6844518), (6, 3422259), (9, 2281506), (18, 1140753), (27, 760502), (54, 380251)]