19388853

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1297}}^1$

素因数の和:1465

約数の個数: 24

約数和(自身を含む): 30778176

約数和(自身を除く): 11389323

約数列:

[1, 3, 9, 11, 33, 99, 151, 453, 1297, 1359, 1661, 3891, 4983, 11673, 14267, 14949, 42801, 128403, 195847, 587541, 1762623, 2154317, 6462951, 19388853]

約数ペア:

[(1, 19388853), (3, 6462951), (9, 2154317), (11, 1762623), (33, 587541), (99, 195847), (151, 128403), (453, 42801), (1297, 14949), (1359, 14267), (1661, 11673), (3891, 4983)]