18729117

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3319}}^1$

素因数の和:3358

約数の個数: 32

約数和(自身を含む): 31872000

約数和(自身を除く): 13142883

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3319, 5643, 9957, 29871, 36509, 63061, 89613, 109527, 189183, 328581, 567549, 693671, 985743, 1702647, 2081013, 6243039, 18729117]

約数ペア:

[(1, 18729117), (3, 6243039), (9, 2081013), (11, 1702647), (19, 985743), (27, 693671), (33, 567549), (57, 328581), (99, 189183), (171, 109527), (209, 89613), (297, 63061), (513, 36509), (627, 29871), (1881, 9957), (3319, 5643)]