18428346

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{6521}}^1$

素因数の和:6686

約数の個数: 24

約数和(自身を含む): 40188564

約数和(自身を除く): 21760218

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 6521, 13042, 19563, 39126, 58689, 117378, 1023797, 2047594, 3071391, 6142782, 9214173, 18428346]

約数ペア:

[(1, 18428346), (2, 9214173), (3, 6142782), (6, 3071391), (9, 2047594), (18, 1023797), (157, 117378), (314, 58689), (471, 39126), (942, 19563), (1413, 13042), (2826, 6521)]