1636554064

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{208319}}^1$

素因数の和:208818

約数の個数: 20

約数和(自身を含む): 3177296640

約数和(自身を除く): 1540742576

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 208319, 416638, 833276, 1666552, 3333104, 102284629, 204569258, 409138516, 818277032, 1636554064]

約数ペア:

[(1, 1636554064), (2, 818277032), (4, 409138516), (8, 204569258), (16, 102284629), (491, 3333104), (982, 1666552), (1964, 833276), (3928, 416638), (7856, 208319)]