27888304

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{15991}}^1$

素因数の和:16108

約数の個数: 20

約数和(自身を含む): 54532720

約数和(自身を除く): 26644416

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 15991, 31982, 63964, 127928, 255856, 1743019, 3486038, 6972076, 13944152, 27888304]

約数ペア:

[(1, 27888304), (2, 13944152), (4, 6972076), (8, 3486038), (16, 1743019), (109, 255856), (218, 127928), (436, 63964), (872, 31982), (1744, 15991)]