198945832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{5281}}^1$

素因数の和:5581

約数の個数: 32

約数和(自身を含む): 396466920

約数和(自身を除く): 197521088

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 277, 554, 1108, 2216, 4709, 5281, 9418, 10562, 18836, 21124, 37672, 42248, 89777, 179554, 359108, 718216, 1462837, 2925674, 5851348, 11702696, 24868229, 49736458, 99472916, 198945832]

約数ペア:

[(1, 198945832), (2, 99472916), (4, 49736458), (8, 24868229), (17, 11702696), (34, 5851348), (68, 2925674), (136, 1462837), (277, 718216), (554, 359108), (1108, 179554), (2216, 89777), (4709, 42248), (5281, 37672), (9418, 21124), (10562, 18836)]