18214060

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2113}}^1$

素因数の和:2553

約数の個数: 24

約数和(自身を含む): 38356416

約数和(自身を除く): 20142356

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2113, 2155, 4226, 4310, 8452, 8620, 10565, 21130, 42260, 910703, 1821406, 3642812, 4553515, 9107030, 18214060]

約数ペア:

[(1, 18214060), (2, 9107030), (4, 4553515), (5, 3642812), (10, 1821406), (20, 910703), (431, 42260), (862, 21130), (1724, 10565), (2113, 8620), (2155, 8452), (4226, 4310)]