19494409

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2657}}^1$

素因数の和:2720

約数の個数: 16

約数和(自身を含む): 22965120

約数和(自身を除く): 3470711

約数列:

[1, 11, 23, 29, 253, 319, 667, 2657, 7337, 29227, 61111, 77053, 672221, 847583, 1772219, 19494409]

約数ペア:

[(1, 19494409), (11, 1772219), (23, 847583), (29, 672221), (253, 77053), (319, 61111), (667, 29227), (2657, 7337)]