16663088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{80111}}^1$

素因数の和:80132

約数の個数: 20

約数和(自身を含む): 34768608

約数和(自身を除く): 18105520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 80111, 160222, 320444, 640888, 1041443, 1281776, 2082886, 4165772, 8331544, 16663088]

約数ペア:

[(1, 16663088), (2, 8331544), (4, 4165772), (8, 2082886), (13, 1281776), (16, 1041443), (26, 640888), (52, 320444), (104, 160222), (208, 80111)]