19793355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{77621}}^1$

素因数の和:77646

約数の個数: 16

約数和(自身を含む): 33532704

約数和(自身を除く): 13739349

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 77621, 232863, 388105, 1164315, 1319557, 3958671, 6597785, 19793355]

約数ペア:

[(1, 19793355), (3, 6597785), (5, 3958671), (15, 1319557), (17, 1164315), (51, 388105), (85, 232863), (255, 77621)]