18305518

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{16981}}^1$

素因数の和:17008

約数の個数: 24

約数和(自身を含む): 34847064

約数和(自身を除く): 16541546

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 16981, 33962, 118867, 186791, 237734, 373582, 832069, 1307537, 1664138, 2615074, 9152759, 18305518]

約数ペア:

[(1, 18305518), (2, 9152759), (7, 2615074), (11, 1664138), (14, 1307537), (22, 832069), (49, 373582), (77, 237734), (98, 186791), (154, 118867), (539, 33962), (1078, 16981)]