18039690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{883}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 47163168

約数和(自身を除く): 29123478

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227, 454, 681, 883, 1135, 1362, 1766, 2043, 2270, 2649, 3405, 4086, 4415, 5298, 6810, 7947, 8830, 10215, 13245, 15894, 20430, 26490, 39735, 79470, 200441, 400882, 601323, 1002205, 1202646, 1803969, 2004410, 3006615, 3607938, 6013230, 9019845, 18039690]

約数ペア:

[(1, 18039690), (2, 9019845), (3, 6013230), (5, 3607938), (6, 3006615), (9, 2004410), (10, 1803969), (15, 1202646), (18, 1002205), (30, 601323), (45, 400882), (90, 200441), (227, 79470), (454, 39735), (681, 26490), (883, 20430), (1135, 15894), (1362, 13245), (1766, 10215), (2043, 8830), (2270, 7947), (2649, 6810), (3405, 5298), (4086, 4415)]