18387544

素因数分解:

$2^3\times 7^3\times {\mathrm{6701}}^1$

素因数の和:6728

約数の個数: 32

約数和(自身を含む): 40212000

約数和(自身を除く): 21824456

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 6701, 13402, 26804, 46907, 53608, 93814, 187628, 328349, 375256, 656698, 1313396, 2298443, 2626792, 4596886, 9193772, 18387544]

約数ペア:

[(1, 18387544), (2, 9193772), (4, 4596886), (7, 2626792), (8, 2298443), (14, 1313396), (28, 656698), (49, 375256), (56, 328349), (98, 187628), (196, 93814), (343, 53608), (392, 46907), (686, 26804), (1372, 13402), (2744, 6701)]