19952283

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1187}}^1$

素因数の和:1634

約数の個数: 16

約数和(自身を含む): 28740096

約数和(自身を除く): 8787813

約数列:

[1, 3, 13, 39, 431, 1187, 1293, 3561, 5603, 15431, 16809, 46293, 511597, 1534791, 6650761, 19952283]

約数ペア:

[(1, 19952283), (3, 6650761), (13, 1534791), (39, 511597), (431, 46293), (1187, 16809), (1293, 15431), (3561, 5603)]