18038586

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 19217094

約数列:

[1, 2, 3, 6, 43, 86, 129, 139, 258, 278, 417, 503, 834, 1006, 1509, 3018, 5977, 11954, 17931, 21629, 35862, 43258, 64887, 69917, 129774, 139834, 209751, 419502, 3006431, 6012862, 9019293, 18038586]

約数ペア:

[(1, 18038586), (2, 9019293), (3, 6012862), (6, 3006431), (43, 419502), (86, 209751), (129, 139834), (139, 129774), (258, 69917), (278, 64887), (417, 43258), (503, 35862), (834, 21629), (1006, 17931), (1509, 11954), (3018, 5977)]