1906907517

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{2393}}^2$

素因数の和:4829

約数の個数: 18

約数和(自身を含む): 2830048442

約数和(自身を除く): 923140925

約数列:

[1, 3, 9, 37, 111, 333, 2393, 7179, 21537, 88541, 265623, 796869, 5726449, 17179347, 51538041, 211878613, 635635839, 1906907517]

約数ペア:

[(1, 1906907517), (3, 635635839), (9, 211878613), (37, 51538041), (111, 17179347), (333, 5726449), (2393, 796869), (7179, 265623), (21537, 88541)]