19724774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14029}}^1$

素因数の和:14087

約数の個数: 16

約数和(自身を含む): 31988400

約数和(自身を除く): 12263626

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 14029, 28058, 266551, 519073, 533102, 1038146, 9862387, 19724774]

約数ペア:

[(1, 19724774), (2, 9862387), (19, 1038146), (37, 533102), (38, 519073), (74, 266551), (703, 28058), (1406, 14029)]