18412563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2729}}^1$

素因数の和:2918

約数の個数: 16

約数和(自身を含む): 26601120

約数和(自身を除く): 8188557

約数列:

[1, 3, 13, 39, 173, 519, 2249, 2729, 6747, 8187, 35477, 106431, 472117, 1416351, 6137521, 18412563]

約数ペア:

[(1, 18412563), (3, 6137521), (13, 1416351), (39, 472117), (173, 106431), (519, 35477), (2249, 8187), (2729, 6747)]