19387695

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1153}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 33235200

約数和(自身を除く): 13847505

約数列:

[1, 3, 5, 15, 19, 57, 59, 95, 177, 285, 295, 885, 1121, 1153, 3363, 3459, 5605, 5765, 16815, 17295, 21907, 65721, 68027, 109535, 204081, 328605, 340135, 1020405, 1292513, 3877539, 6462565, 19387695]

約数ペア:

[(1, 19387695), (3, 6462565), (5, 3877539), (15, 1292513), (19, 1020405), (57, 340135), (59, 328605), (95, 204081), (177, 109535), (285, 68027), (295, 65721), (885, 21907), (1121, 17295), (1153, 16815), (3363, 5765), (3459, 5605)]