18290007

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 27291264

約数和(自身を除く): 9001257

約数列:

[1, 3, 9, 43, 129, 167, 283, 387, 501, 849, 1503, 2547, 7181, 12169, 21543, 36507, 47261, 64629, 109521, 141783, 425349, 2032223, 6096669, 18290007]

約数ペア:

[(1, 18290007), (3, 6096669), (9, 2032223), (43, 425349), (129, 141783), (167, 109521), (283, 64629), (387, 47261), (501, 36507), (849, 21543), (1503, 12169), (2547, 7181)]