20321282

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4289}}^1$

素因数の和:4417

約数の個数: 16

約数和(自身を含む): 32123520

約数和(自身を除く): 11802238

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4289, 4738, 8578, 98647, 197294, 441767, 883534, 10160641, 20321282]

約数ペア:

[(1, 20321282), (2, 10160641), (23, 883534), (46, 441767), (103, 197294), (206, 98647), (2369, 8578), (4289, 4738)]