20683578

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2111}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 43794432

約数和(自身を除く): 23110854

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 213, 426, 1633, 2111, 3266, 4222, 4899, 6333, 9798, 12666, 48553, 97106, 145659, 149881, 291318, 299762, 449643, 899286, 3447263, 6894526, 10341789, 20683578]

約数ペア:

[(1, 20683578), (2, 10341789), (3, 6894526), (6, 3447263), (23, 899286), (46, 449643), (69, 299762), (71, 291318), (138, 149881), (142, 145659), (213, 97106), (426, 48553), (1633, 12666), (2111, 9798), (3266, 6333), (4222, 4899)]