1861419190

素因数分解:

$2^1\times 5^1\times {\mathrm{26981}}^1\times {\mathrm{6899}}^1$

素因数の和:33887

約数の個数: 16

約数和(自身を含む): 3351164400

約数和(自身を除く): 1489745210

約数列:

[1, 2, 5, 10, 6899, 13798, 26981, 34495, 53962, 68990, 134905, 269810, 186141919, 372283838, 930709595, 1861419190]

約数ペア:

[(1, 1861419190), (2, 930709595), (5, 372283838), (10, 186141919), (6899, 269810), (13798, 134905), (26981, 68990), (34495, 53962)]