20884502

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{769}}^1$

素因数の和:1175

約数の個数: 16

約数和(自身を含む): 32303040

約数和(自身を除く): 11418538

約数列:

[1, 2, 37, 74, 367, 734, 769, 1538, 13579, 27158, 28453, 56906, 282223, 564446, 10442251, 20884502]

約数ペア:

[(1, 20884502), (2, 10442251), (37, 564446), (74, 282223), (367, 56906), (734, 28453), (769, 27158), (1538, 13579)]