28785488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{105829}}^1$

素因数の和:105854

約数の個数: 20

約数和(自身を含む): 59053140

約数和(自身を除く): 30267652

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 105829, 211658, 423316, 846632, 1693264, 1799093, 3598186, 7196372, 14392744, 28785488]

約数ペア:

[(1, 28785488), (2, 14392744), (4, 7196372), (8, 3598186), (16, 1799093), (17, 1693264), (34, 846632), (68, 423316), (136, 211658), (272, 105829)]