18648201

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2601

約数の個数: 32

約数和(自身を含む): 30941568

約数和(自身を除く): 12293367

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 2557, 7293, 7671, 28127, 33241, 43469, 84381, 99723, 130407, 365651, 478159, 565097, 1096953, 1434477, 1695291, 6216067, 18648201]

約数ペア:

[(1, 18648201), (3, 6216067), (11, 1695291), (13, 1434477), (17, 1096953), (33, 565097), (39, 478159), (51, 365651), (143, 130407), (187, 99723), (221, 84381), (429, 43469), (561, 33241), (663, 28127), (2431, 7671), (2557, 7293)]