19089776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{70183}}^1$

素因数の和:70208

約数の個数: 20

約数和(自身を含む): 39162672

約数和(自身を除く): 20072896

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 70183, 140366, 280732, 561464, 1122928, 1193111, 2386222, 4772444, 9544888, 19089776]

約数ペア:

[(1, 19089776), (2, 9544888), (4, 4772444), (8, 2386222), (16, 1193111), (17, 1122928), (34, 561464), (68, 280732), (136, 140366), (272, 70183)]