28556816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41507}}^1$

素因数の和:41558

約数の個数: 20

約数和(自身を含む): 56616912

約数和(自身を除く): 28060096

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41507, 83014, 166028, 332056, 664112, 1784801, 3569602, 7139204, 14278408, 28556816]

約数ペア:

[(1, 28556816), (2, 14278408), (4, 7139204), (8, 3569602), (16, 1784801), (43, 664112), (86, 332056), (172, 166028), (344, 83014), (688, 41507)]