18816468

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{12959}}^1$

素因数の和:12988

約数の個数: 36

約数和(自身を含む): 48263040

約数和(自身を除く): 29446572

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1452, 12959, 25918, 38877, 51836, 77754, 142549, 155508, 285098, 427647, 570196, 855294, 1568039, 1710588, 3136078, 4704117, 6272156, 9408234, 18816468]

約数ペア:

[(1, 18816468), (2, 9408234), (3, 6272156), (4, 4704117), (6, 3136078), (11, 1710588), (12, 1568039), (22, 855294), (33, 570196), (44, 427647), (66, 285098), (121, 155508), (132, 142549), (242, 77754), (363, 51836), (484, 38877), (726, 25918), (1452, 12959)]