18910024

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7853}}^1$

素因数の和:7909

約数の個数: 32

約数和(自身を含む): 41469120

約数和(自身を除く): 22559096

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 7853, 15706, 31412, 54971, 62824, 109942, 219884, 337679, 439768, 675358, 1350716, 2363753, 2701432, 4727506, 9455012, 18910024]

約数ペア:

[(1, 18910024), (2, 9455012), (4, 4727506), (7, 2701432), (8, 2363753), (14, 1350716), (28, 675358), (43, 439768), (56, 337679), (86, 219884), (172, 109942), (301, 62824), (344, 54971), (602, 31412), (1204, 15706), (2408, 7853)]