18531810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18719}}^1$

素因数の和:18743

約数の個数: 48

約数和(自身を含む): 52565760

約数和(自身を除く): 34033950

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 18719, 37438, 56157, 93595, 112314, 168471, 187190, 205909, 280785, 336942, 411818, 561570, 617727, 842355, 1029545, 1235454, 1684710, 1853181, 2059090, 3088635, 3706362, 6177270, 9265905, 18531810]

約数ペア:

[(1, 18531810), (2, 9265905), (3, 6177270), (5, 3706362), (6, 3088635), (9, 2059090), (10, 1853181), (11, 1684710), (15, 1235454), (18, 1029545), (22, 842355), (30, 617727), (33, 561570), (45, 411818), (55, 336942), (66, 280785), (90, 205909), (99, 187190), (110, 168471), (165, 112314), (198, 93595), (330, 56157), (495, 37438), (990, 18719)]