20932744

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8693}}^1$

素因数の和:8749

約数の個数: 32

約数和(自身を含む): 45904320

約数和(自身を除く): 24971576

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 8693, 17386, 34772, 60851, 69544, 121702, 243404, 373799, 486808, 747598, 1495196, 2616593, 2990392, 5233186, 10466372, 20932744]

約数ペア:

[(1, 20932744), (2, 10466372), (4, 5233186), (7, 2990392), (8, 2616593), (14, 1495196), (28, 747598), (43, 486808), (56, 373799), (86, 243404), (172, 121702), (301, 69544), (344, 60851), (602, 34772), (1204, 17386), (2408, 8693)]