18839486

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{797}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 28957824

約数和(自身を除く): 10118338

約数列:

[1, 2, 53, 106, 223, 446, 797, 1594, 11819, 23638, 42241, 84482, 177731, 355462, 9419743, 18839486]

約数ペア:

[(1, 18839486), (2, 9419743), (53, 355462), (106, 177731), (223, 84482), (446, 42241), (797, 23638), (1594, 11819)]