18847736

素因数分解:

$2^3\times {\mathrm{337}}^1\times {\mathrm{6991}}^1$

素因数の和:7334

約数の個数: 16

約数和(自身を含む): 35449440

約数和(自身を除く): 16601704

約数列:

[1, 2, 4, 8, 337, 674, 1348, 2696, 6991, 13982, 27964, 55928, 2355967, 4711934, 9423868, 18847736]

約数ペア:

[(1, 18847736), (2, 9423868), (4, 4711934), (8, 2355967), (337, 55928), (674, 27964), (1348, 13982), (2696, 6991)]