19969264

素因数分解:

$2^4\times 7^2\times {\mathrm{25471}}^1$

素因数の和:25493

約数の個数: 30

約数和(自身を含む): 45009024

約数和(自身を除く): 25039760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25471, 50942, 101884, 178297, 203768, 356594, 407536, 713188, 1248079, 1426376, 2496158, 2852752, 4992316, 9984632, 19969264]

約数ペア:

[(1, 19969264), (2, 9984632), (4, 4992316), (7, 2852752), (8, 2496158), (14, 1426376), (16, 1248079), (28, 713188), (49, 407536), (56, 356594), (98, 203768), (112, 178297), (196, 101884), (392, 50942), (784, 25471)]