19923794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{1021}}^1$

素因数の和:1921

約数の個数: 16

約数和(自身を含む): 32671296

約数和(自身を除く): 12747502

約数列:

[1, 2, 11, 22, 887, 1021, 1774, 2042, 9757, 11231, 19514, 22462, 905627, 1811254, 9961897, 19923794]

約数ペア:

[(1, 19923794), (2, 9961897), (11, 1811254), (22, 905627), (887, 22462), (1021, 19514), (1774, 11231), (2042, 9757)]