664605616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2443403}}^1$

素因数の和:2443428

約数の個数: 20

約数和(自身を含む): 1363419432

約数和(自身を除く): 698813816

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2443403, 4886806, 9773612, 19547224, 39094448, 41537851, 83075702, 166151404, 332302808, 664605616]

約数ペア:

[(1, 664605616), (2, 332302808), (4, 166151404), (8, 83075702), (16, 41537851), (17, 39094448), (34, 19547224), (68, 9773612), (136, 4886806), (272, 2443403)]