20193508

素因数分解:

$2^2\times {\mathrm{127}}^2\times {\mathrm{313}}^1$

素因数の和:571

約数の個数: 18

約数和(自身を含む): 35732886

約数和(自身を除く): 15539378

約数列:

[1, 2, 4, 127, 254, 313, 508, 626, 1252, 16129, 32258, 39751, 64516, 79502, 159004, 5048377, 10096754, 20193508]

約数ペア:

[(1, 20193508), (2, 10096754), (4, 5048377), (127, 159004), (254, 79502), (313, 64516), (508, 39751), (626, 32258), (1252, 16129)]