20450414

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1823}}^1$

素因数の和:1975

約数の個数: 16

約数和(自身を含む): 31518720

約数和(自身を除く): 11068306

約数列:

[1, 2, 71, 79, 142, 158, 1823, 3646, 5609, 11218, 129433, 144017, 258866, 288034, 10225207, 20450414]

約数ペア:

[(1, 20450414), (2, 10225207), (71, 288034), (79, 258866), (142, 144017), (158, 129433), (1823, 11218), (3646, 5609)]