18860685

素因数分解:

$3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5261}}^1$

素因数の和:5508

約数の個数: 16

約数和(自身を含む): 30309120

約数和(自身を除く): 11448435

約数列:

[1, 3, 5, 15, 239, 717, 1195, 3585, 5261, 15783, 26305, 78915, 1257379, 3772137, 6286895, 18860685]

約数ペア:

[(1, 18860685), (3, 6286895), (5, 3772137), (15, 1257379), (239, 78915), (717, 26305), (1195, 15783), (3585, 5261)]