20201731

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{593}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 23379840

約数和(自身を除く): 3178109

約数列:

[1, 11, 19, 163, 209, 593, 1793, 3097, 6523, 11267, 34067, 96659, 123937, 1063249, 1836521, 20201731]

約数ペア:

[(1, 20201731), (11, 1836521), (19, 1063249), (163, 123937), (209, 96659), (593, 34067), (1793, 11267), (3097, 6523)]