19539207

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1187}}^1$

素因数の和:1283

約数の個数: 24

約数和(自身を含む): 29652480

約数和(自身を除く): 10113273

約数列:

[1, 3, 9, 31, 59, 93, 177, 279, 531, 1187, 1829, 3561, 5487, 10683, 16461, 36797, 70033, 110391, 210099, 331173, 630297, 2171023, 6513069, 19539207]

約数ペア:

[(1, 19539207), (3, 6513069), (9, 2171023), (31, 630297), (59, 331173), (93, 210099), (177, 110391), (279, 70033), (531, 36797), (1187, 16461), (1829, 10683), (3561, 5487)]