2011895086

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1\times {\mathrm{19891}}^1$

素因数の和:20487

約数の個数: 16

約数和(自身を含む): 3053501568

約数和(自身を除く): 1041606482

約数列:

[1, 2, 103, 206, 491, 982, 19891, 39782, 50573, 101146, 2048773, 4097546, 9766481, 19532962, 1005947543, 2011895086]

約数ペア:

[(1, 2011895086), (2, 1005947543), (103, 19532962), (206, 9766481), (491, 4097546), (982, 2048773), (19891, 101146), (39782, 50573)]