18072783

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 27163136

約数和(自身を除く): 9090353

約数列:

[1, 3, 9, 31, 93, 211, 279, 307, 633, 921, 1899, 2763, 6541, 9517, 19623, 28551, 58869, 64777, 85653, 194331, 582993, 2008087, 6024261, 18072783]

約数ペア:

[(1, 18072783), (3, 6024261), (9, 2008087), (31, 582993), (93, 194331), (211, 85653), (279, 64777), (307, 58869), (633, 28551), (921, 19623), (1899, 9517), (2763, 6541)]