1981784

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 4350720

約数和(自身を除く): 2368936

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 823, 1204, 1646, 2408, 3292, 5761, 6584, 11522, 23044, 35389, 46088, 70778, 141556, 247723, 283112, 495446, 990892, 1981784]

約数ペア:

[(1, 1981784), (2, 990892), (4, 495446), (7, 283112), (8, 247723), (14, 141556), (28, 70778), (43, 46088), (56, 35389), (86, 23044), (172, 11522), (301, 6584), (344, 5761), (602, 3292), (823, 2408), (1204, 1646)]