205535152

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{33023}}^1$

素因数の和:33420

約数の個数: 20

約数和(自身を含む): 399260160

約数和(自身を除く): 193725008

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 33023, 66046, 132092, 264184, 528368, 12845947, 25691894, 51383788, 102767576, 205535152]

約数ペア:

[(1, 205535152), (2, 102767576), (4, 51383788), (8, 25691894), (16, 12845947), (389, 528368), (778, 264184), (1556, 132092), (3112, 66046), (6224, 33023)]