18659568

素因数分解:

$2^4\times 3^1\times {\mathrm{149}}^1\times {\mathrm{2609}}^1$

素因数の和:2769

約数の個数: 40

約数和(自身を含む): 48546000

約数和(自身を除く): 29886432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 149, 298, 447, 596, 894, 1192, 1788, 2384, 2609, 3576, 5218, 7152, 7827, 10436, 15654, 20872, 31308, 41744, 62616, 125232, 388741, 777482, 1166223, 1554964, 2332446, 3109928, 4664892, 6219856, 9329784, 18659568]

約数ペア:

[(1, 18659568), (2, 9329784), (3, 6219856), (4, 4664892), (6, 3109928), (8, 2332446), (12, 1554964), (16, 1166223), (24, 777482), (48, 388741), (149, 125232), (298, 62616), (447, 41744), (596, 31308), (894, 20872), (1192, 15654), (1788, 10436), (2384, 7827), (2609, 7152), (3576, 5218)]