18640342

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{22567}}^1$

素因数の和:22635

約数の個数: 16

約数和(自身を含む): 32497920

約数和(自身を除く): 13857578

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 22567, 45134, 157969, 315938, 1331453, 2662906, 9320171, 18640342]

約数ペア:

[(1, 18640342), (2, 9320171), (7, 2662906), (14, 1331453), (59, 315938), (118, 157969), (413, 45134), (826, 22567)]