18995955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{115127}}^1$

素因数の和:115146

約数の個数: 16

約数和(自身を含む): 33156864

約数和(自身を除く): 14160909

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 115127, 345381, 575635, 1266397, 1726905, 3799191, 6331985, 18995955]

約数ペア:

[(1, 18995955), (3, 6331985), (5, 3799191), (11, 1726905), (15, 1266397), (33, 575635), (55, 345381), (165, 115127)]