20174395

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 24730272

約数和(自身を除く): 4555877

約数列:

[1, 5, 83, 173, 281, 415, 865, 1405, 14359, 23323, 48613, 71795, 116615, 243065, 4034879, 20174395]

約数ペア:

[(1, 20174395), (5, 4034879), (83, 243065), (173, 116615), (281, 71795), (415, 48613), (865, 23323), (1405, 14359)]