16948840

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2341}}^1$

素因数の和:2533

約数の個数: 32

約数和(自身を含む): 38361960

約数和(自身を除く): 21413120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 2341, 3620, 4682, 7240, 9364, 11705, 18728, 23410, 46820, 93640, 423721, 847442, 1694884, 2118605, 3389768, 4237210, 8474420, 16948840]

約数ペア:

[(1, 16948840), (2, 8474420), (4, 4237210), (5, 3389768), (8, 2118605), (10, 1694884), (20, 847442), (40, 423721), (181, 93640), (362, 46820), (724, 23410), (905, 18728), (1448, 11705), (1810, 9364), (2341, 7240), (3620, 4682)]