18958184

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7873}}^1$

素因数の和:7929

約数の個数: 32

約数和(自身を含む): 41574720

約数和(自身を除く): 22616536

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 7873, 15746, 31492, 55111, 62984, 110222, 220444, 338539, 440888, 677078, 1354156, 2369773, 2708312, 4739546, 9479092, 18958184]

約数ペア:

[(1, 18958184), (2, 9479092), (4, 4739546), (7, 2708312), (8, 2369773), (14, 1354156), (28, 677078), (43, 440888), (56, 338539), (86, 220444), (172, 110222), (301, 62984), (344, 55111), (602, 31492), (1204, 15746), (2408, 7873)]