420431572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{9555263}}^1$

素因数の和:9555278

約数の個数: 12

約数和(自身を含む): 802642176

約数和(自身を除く): 382210604

約数列:

[1, 2, 4, 11, 22, 44, 9555263, 19110526, 38221052, 105107893, 210215786, 420431572]

約数ペア:

[(1, 420431572), (2, 210215786), (4, 105107893), (11, 38221052), (22, 19110526), (44, 9555263)]