19325405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15277}}^1$

素因数の和:15316

約数の個数: 16

約数和(自身を含む): 26400384

約数和(自身を除く): 7074979

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 15277, 76385, 168047, 351371, 840235, 1756855, 3865081, 19325405]

約数ペア:

[(1, 19325405), (5, 3865081), (11, 1756855), (23, 840235), (55, 351371), (115, 168047), (253, 76385), (1265, 15277)]