19738834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 32558400

約数和(自身を除く): 12819566

約数列:

[1, 2, 19, 37, 38, 74, 101, 139, 202, 278, 703, 1406, 1919, 2641, 3737, 3838, 5143, 5282, 7474, 10286, 14039, 28078, 71003, 97717, 142006, 195434, 266741, 519443, 533482, 1038886, 9869417, 19738834]

約数ペア:

[(1, 19738834), (2, 9869417), (19, 1038886), (37, 533482), (38, 519443), (74, 266741), (101, 195434), (139, 142006), (202, 97717), (278, 71003), (703, 28078), (1406, 14039), (1919, 10286), (2641, 7474), (3737, 5282), (3838, 5143)]