20935586

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31817}}^1$

素因数の和:31873

約数の個数: 16

約数和(自身を含む): 36654336

約数和(自身を除く): 15718750

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 31817, 63634, 222719, 445438, 1495399, 2990798, 10467793, 20935586]

約数ペア:

[(1, 20935586), (2, 10467793), (7, 2990798), (14, 1495399), (47, 445438), (94, 222719), (329, 63634), (658, 31817)]