18512844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{220391}}^1$

素因数の和:220405

約数の個数: 24

約数和(自身を含む): 49367808

約数和(自身を除く): 30854964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 220391, 440782, 661173, 881564, 1322346, 1542737, 2644692, 3085474, 4628211, 6170948, 9256422, 18512844]

約数ペア:

[(1, 18512844), (2, 9256422), (3, 6170948), (4, 4628211), (6, 3085474), (7, 2644692), (12, 1542737), (14, 1322346), (21, 881564), (28, 661173), (42, 440782), (84, 220391)]