20181502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{24793}}^1$

素因数の和:24843

約数の個数: 16

約数和(自身を含む): 33918192

約数和(自身を除く): 13736690

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 24793, 49586, 272723, 545446, 917341, 1834682, 10090751, 20181502]

約数ペア:

[(1, 20181502), (2, 10090751), (11, 1834682), (22, 917341), (37, 545446), (74, 272723), (407, 49586), (814, 24793)]