18721314

素因数分解:

$2^1\times 3^3\times {\mathrm{83}}^1\times {\mathrm{4177}}^1$

素因数の和:4271

約数の個数: 32

約数和(自身を含む): 42114240

約数和(自身を除く): 23392926

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 83, 166, 249, 498, 747, 1494, 2241, 4177, 4482, 8354, 12531, 25062, 37593, 75186, 112779, 225558, 346691, 693382, 1040073, 2080146, 3120219, 6240438, 9360657, 18721314]

約数ペア:

[(1, 18721314), (2, 9360657), (3, 6240438), (6, 3120219), (9, 2080146), (18, 1040073), (27, 693382), (54, 346691), (83, 225558), (166, 112779), (249, 75186), (498, 37593), (747, 25062), (1494, 12531), (2241, 8354), (4177, 4482)]