20581710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{686057}}^1$

素因数の和:686067

約数の個数: 16

約数和(自身を含む): 49396176

約数和(自身を除く): 28814466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 686057, 1372114, 2058171, 3430285, 4116342, 6860570, 10290855, 20581710]

約数ペア:

[(1, 20581710), (2, 10290855), (3, 6860570), (5, 4116342), (6, 3430285), (10, 2058171), (15, 1372114), (30, 686057)]