20946486476

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{769}}^1\times {\mathrm{41777}}^1$

素因数の和:42713

約数の個数: 24

約数和(自身を含む): 36930080880

約数和(自身を除く): 15983594404

約数列:

[1, 2, 4, 163, 326, 652, 769, 1538, 3076, 41777, 83554, 125347, 167108, 250694, 501388, 6809651, 13619302, 27238604, 32126513, 64253026, 128506052, 5236621619, 10473243238, 20946486476]

約数ペア:

[(1, 20946486476), (2, 10473243238), (4, 5236621619), (163, 128506052), (326, 64253026), (652, 32126513), (769, 27238604), (1538, 13619302), (3076, 6809651), (41777, 501388), (83554, 250694), (125347, 167108)]