18481068

素因数分解:

$2^2\times 3^3\times {\mathrm{211}}^1\times {\mathrm{811}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 48200320

約数和(自身を除く): 29719252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 211, 422, 633, 811, 844, 1266, 1622, 1899, 2433, 2532, 3244, 3798, 4866, 5697, 7299, 7596, 9732, 11394, 14598, 21897, 22788, 29196, 43794, 87588, 171121, 342242, 513363, 684484, 1026726, 1540089, 2053452, 3080178, 4620267, 6160356, 9240534, 18481068]

約数ペア:

[(1, 18481068), (2, 9240534), (3, 6160356), (4, 4620267), (6, 3080178), (9, 2053452), (12, 1540089), (18, 1026726), (27, 684484), (36, 513363), (54, 342242), (108, 171121), (211, 87588), (422, 43794), (633, 29196), (811, 22788), (844, 21897), (1266, 14598), (1622, 11394), (1899, 9732), (2433, 7596), (2532, 7299), (3244, 5697), (3798, 4866)]