20041653639

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1\times {\mathrm{23741}}^1$

素因数の和:24471

約数の個数: 32

約数和(自身を含む): 31088724480

約数和(自身を除く): 11047070841

約数列:

[1, 3, 7, 21, 61, 183, 427, 659, 1281, 1977, 4613, 13839, 23741, 40199, 71223, 120597, 166187, 281393, 498561, 844179, 1448201, 4344603, 10137407, 15645319, 30412221, 46935957, 109517233, 328551699, 954364459, 2863093377, 6680551213, 20041653639]

約数ペア:

[(1, 20041653639), (3, 6680551213), (7, 2863093377), (21, 954364459), (61, 328551699), (183, 109517233), (427, 46935957), (659, 30412221), (1281, 15645319), (1977, 10137407), (4613, 4344603), (13839, 1448201), (23741, 844179), (40199, 498561), (71223, 281393), (120597, 166187)]