20019424

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{14549}}^1$

素因数の和:14602

約数の個数: 24

約数和(自身を含む): 40332600

約数和(自身を除く): 20313176

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 14549, 29098, 58196, 116392, 232784, 465568, 625607, 1251214, 2502428, 5004856, 10009712, 20019424]

約数ペア:

[(1, 20019424), (2, 10009712), (4, 5004856), (8, 2502428), (16, 1251214), (32, 625607), (43, 465568), (86, 232784), (172, 116392), (344, 58196), (688, 29098), (1376, 14549)]