28955632

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{16603}}^1$

素因数の和:16720

約数の個数: 20

約数和(自身を含む): 56619640

約数和(自身を除く): 27664008

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 16603, 33206, 66412, 132824, 265648, 1809727, 3619454, 7238908, 14477816, 28955632]

約数ペア:

[(1, 28955632), (2, 14477816), (4, 7238908), (8, 3619454), (16, 1809727), (109, 265648), (218, 132824), (436, 66412), (872, 33206), (1744, 16603)]