18379305

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{2161}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 37774464

約数和(自身を除く): 19395159

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2161, 2835, 6483, 8505, 10805, 15127, 19449, 32415, 45381, 58347, 75635, 97245, 136143, 175041, 226905, 291735, 408429, 525123, 680715, 875205, 1225287, 2042145, 2625615, 3675861, 6126435, 18379305]

約数ペア:

[(1, 18379305), (3, 6126435), (5, 3675861), (7, 2625615), (9, 2042145), (15, 1225287), (21, 875205), (27, 680715), (35, 525123), (45, 408429), (63, 291735), (81, 226905), (105, 175041), (135, 136143), (189, 97245), (243, 75635), (315, 58347), (405, 45381), (567, 32415), (945, 19449), (1215, 15127), (1701, 10805), (2161, 8505), (2835, 6483)]