19211755

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4703}}^1$

素因数の和:4770

約数の個数: 16

約数和(自身を含む): 24837120

約数和(自身を除く): 5625365

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 4703, 23515, 89357, 202229, 446785, 1011145, 3842351, 19211755]

約数ペア:

[(1, 19211755), (5, 3842351), (19, 1011145), (43, 446785), (95, 202229), (215, 89357), (817, 23515), (4085, 4703)]