19258305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6143}}^1$

素因数の和:6181

約数の個数: 32

約数和(自身を含む): 35389440

約数和(自身を除く): 16131135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 6143, 18429, 30715, 67573, 92145, 116717, 202719, 337865, 350151, 583585, 1013595, 1283887, 1750755, 3851661, 6419435, 19258305]

約数ペア:

[(1, 19258305), (3, 6419435), (5, 3851661), (11, 1750755), (15, 1283887), (19, 1013595), (33, 583585), (55, 350151), (57, 337865), (95, 202719), (165, 116717), (209, 92145), (285, 67573), (627, 30715), (1045, 18429), (3135, 6143)]