20638094

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1723}}^1$

素因数の和:1891

約数の個数: 16

約数和(自身を含む): 31838832

約数和(自身を除く): 11200738

約数列:

[1, 2, 53, 106, 113, 226, 1723, 3446, 5989, 11978, 91319, 182638, 194699, 389398, 10319047, 20638094]

約数ペア:

[(1, 20638094), (2, 10319047), (53, 389398), (106, 194699), (113, 182638), (226, 91319), (1723, 11978), (3446, 5989)]