18137156

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1439}}^1$

素因数の和:1603

約数の個数: 24

約数和(自身を含む): 33384960

約数和(自身を除く): 15247804

約数列:

[1, 2, 4, 23, 46, 92, 137, 274, 548, 1439, 2878, 3151, 5756, 6302, 12604, 33097, 66194, 132388, 197143, 394286, 788572, 4534289, 9068578, 18137156]

約数ペア:

[(1, 18137156), (2, 9068578), (4, 4534289), (23, 788572), (46, 394286), (92, 197143), (137, 132388), (274, 66194), (548, 33097), (1439, 12604), (2878, 6302), (3151, 5756)]