18590498

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1633

約数の個数: 16

約数和(自身を含む): 28615680

約数和(自身を除く): 10025182

約数列:

[1, 2, 71, 89, 142, 178, 1471, 2942, 6319, 12638, 104441, 130919, 208882, 261838, 9295249, 18590498]

約数ペア:

[(1, 18590498), (2, 9295249), (71, 261838), (89, 208882), (142, 130919), (178, 104441), (1471, 12638), (2942, 6319)]