18490599

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{1619}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 28304640

約数和(自身を除く): 9814041

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 1269, 1619, 3807, 4857, 11421, 14571, 43713, 76093, 131139, 228279, 393417, 684837, 2054511, 6163533, 18490599]

約数ペア:

[(1, 18490599), (3, 6163533), (9, 2054511), (27, 684837), (47, 393417), (81, 228279), (141, 131139), (243, 76093), (423, 43713), (1269, 14571), (1619, 11421), (3807, 4857)]