28718386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{3389}}^1$

素因数の和:3633

約数の個数: 16

約数和(自身を含む): 45561600

約数和(自身を除く): 16843214

約数列:

[1, 2, 19, 38, 223, 446, 3389, 4237, 6778, 8474, 64391, 128782, 755747, 1511494, 14359193, 28718386]

約数ペア:

[(1, 28718386), (2, 14359193), (19, 1511494), (38, 755747), (223, 128782), (446, 64391), (3389, 8474), (4237, 6778)]