205129616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{754153}}^1$

素因数の和:754178

約数の個数: 20

約数和(自身を含む): 420817932

約数和(自身を除く): 215688316

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 754153, 1508306, 3016612, 6033224, 12066448, 12820601, 25641202, 51282404, 102564808, 205129616]

約数ペア:

[(1, 205129616), (2, 102564808), (4, 51282404), (8, 25641202), (16, 12820601), (17, 12066448), (34, 6033224), (68, 3016612), (136, 1508306), (272, 754153)]