18681272

素因数分解:

$2^3\times {\mathrm{349}}^1\times {\mathrm{6691}}^1$

素因数の和:7046

約数の個数: 16

約数和(自身を含む): 35133000

約数和(自身を除く): 16451728

約数列:

[1, 2, 4, 8, 349, 698, 1396, 2792, 6691, 13382, 26764, 53528, 2335159, 4670318, 9340636, 18681272]

約数ペア:

[(1, 18681272), (2, 9340636), (4, 4670318), (8, 2335159), (349, 53528), (698, 26764), (1396, 13382), (2792, 6691)]