219381328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{806549}}^1$

素因数の和:806574

約数の個数: 20

約数和(自身を含む): 450054900

約数和(自身を除く): 230673572

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 806549, 1613098, 3226196, 6452392, 12904784, 13711333, 27422666, 54845332, 109690664, 219381328]

約数ペア:

[(1, 219381328), (2, 109690664), (4, 54845332), (8, 27422666), (16, 13711333), (17, 12904784), (34, 6452392), (68, 3226196), (136, 1613098), (272, 806549)]