20163787221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{577081}}^1$

素因数の和:577716

約数の個数: 16

約数和(自身を含む): 28346267840

約数和(自身を除く): 8182480619

約数列:

[1, 3, 19, 57, 613, 1839, 11647, 34941, 577081, 1731243, 10964539, 32893617, 353750653, 1061251959, 6721262407, 20163787221]

約数ペア:

[(1, 20163787221), (3, 6721262407), (19, 1061251959), (57, 353750653), (613, 32893617), (1839, 10964539), (11647, 1731243), (34941, 577081)]