18644529

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 9556431

約数列:

[1, 3, 17, 19, 51, 57, 71, 213, 271, 323, 813, 969, 1207, 1349, 3621, 4047, 4607, 5149, 13821, 15447, 19241, 22933, 57723, 68799, 87533, 262599, 327097, 365579, 981291, 1096737, 6214843, 18644529]

約数ペア:

[(1, 18644529), (3, 6214843), (17, 1096737), (19, 981291), (51, 365579), (57, 327097), (71, 262599), (213, 87533), (271, 68799), (323, 57723), (813, 22933), (969, 19241), (1207, 15447), (1349, 13821), (3621, 5149), (4047, 4607)]