20593815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6569}}^1$

素因数の和:6607

約数の個数: 32

約数和(自身を含む): 37843200

約数和(自身を除く): 17249385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 6569, 19707, 32845, 72259, 98535, 124811, 216777, 361295, 374433, 624055, 1083885, 1372921, 1872165, 4118763, 6864605, 20593815]

約数ペア:

[(1, 20593815), (3, 6864605), (5, 4118763), (11, 1872165), (15, 1372921), (19, 1083885), (33, 624055), (55, 374433), (57, 361295), (95, 216777), (165, 124811), (209, 98535), (285, 72259), (627, 32845), (1045, 19707), (3135, 6569)]