18811408

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15269}}^1$

素因数の和:15295

約数の個数: 40

約数和(自身を含む): 45443520

約数和(自身を除く): 26632112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 15269, 30538, 61076, 106883, 122152, 167959, 213766, 244304, 335918, 427532, 671836, 855064, 1175713, 1343672, 1710128, 2351426, 2687344, 4702852, 9405704, 18811408]

約数ペア:

[(1, 18811408), (2, 9405704), (4, 4702852), (7, 2687344), (8, 2351426), (11, 1710128), (14, 1343672), (16, 1175713), (22, 855064), (28, 671836), (44, 427532), (56, 335918), (77, 244304), (88, 213766), (112, 167959), (154, 122152), (176, 106883), (308, 61076), (616, 30538), (1232, 15269)]