19401801

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1697}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 26841984

約数和(自身を除く): 7440183

約数列:

[1, 3, 37, 103, 111, 309, 1697, 3811, 5091, 11433, 62789, 174791, 188367, 524373, 6467267, 19401801]

約数ペア:

[(1, 19401801), (3, 6467267), (37, 524373), (103, 188367), (111, 174791), (309, 62789), (1697, 11433), (3811, 5091)]