19391533

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 23472640

約数和(自身を除く): 4081107

約数列:

[1, 7, 19, 133, 211, 691, 1477, 4009, 4837, 13129, 28063, 91903, 145801, 1020607, 2770219, 19391533]

約数ペア:

[(1, 19391533), (7, 2770219), (19, 1020607), (133, 145801), (211, 91903), (691, 28063), (1477, 13129), (4009, 4837)]