19469744

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1327}}^1$

素因数の和:1473

約数の個数: 40

約数和(自身を含む): 43473408

約数和(自身を除く): 24003664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1327, 1834, 2096, 2654, 3668, 5308, 7336, 9289, 10616, 14672, 18578, 21232, 37156, 74312, 148624, 173837, 347674, 695348, 1216859, 1390696, 2433718, 2781392, 4867436, 9734872, 19469744]

約数ペア:

[(1, 19469744), (2, 9734872), (4, 4867436), (7, 2781392), (8, 2433718), (14, 1390696), (16, 1216859), (28, 695348), (56, 347674), (112, 173837), (131, 148624), (262, 74312), (524, 37156), (917, 21232), (1048, 18578), (1327, 14672), (1834, 10616), (2096, 9289), (2654, 7336), (3668, 5308)]