19255797

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 33134400

約数和(自身を除く): 13878603

約数列:

[1, 3, 9, 11, 19, 29, 33, 57, 87, 99, 171, 209, 261, 319, 353, 551, 627, 957, 1059, 1653, 1881, 2871, 3177, 3883, 4959, 6061, 6707, 10237, 11649, 18183, 20121, 30711, 34947, 54549, 60363, 73777, 92133, 112607, 194503, 221331, 337821, 583509, 663993, 1013463, 1750527, 2139533, 6418599, 19255797]

約数ペア:

[(1, 19255797), (3, 6418599), (9, 2139533), (11, 1750527), (19, 1013463), (29, 663993), (33, 583509), (57, 337821), (87, 221331), (99, 194503), (171, 112607), (209, 92133), (261, 73777), (319, 60363), (353, 54549), (551, 34947), (627, 30711), (957, 20121), (1059, 18183), (1653, 11649), (1881, 10237), (2871, 6707), (3177, 6061), (3883, 4959)]