19674368

素因数分解:

$2^8\times 7^1\times {\mathrm{10979}}^1$

素因数の和:11002

約数の個数: 36

約数和(自身を含む): 44886240

約数和(自身を除く): 25211872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 10979, 21958, 43916, 76853, 87832, 153706, 175664, 307412, 351328, 614824, 702656, 1229648, 1405312, 2459296, 2810624, 4918592, 9837184, 19674368]

約数ペア:

[(1, 19674368), (2, 9837184), (4, 4918592), (7, 2810624), (8, 2459296), (14, 1405312), (16, 1229648), (28, 702656), (32, 614824), (56, 351328), (64, 307412), (112, 175664), (128, 153706), (224, 87832), (256, 76853), (448, 43916), (896, 21958), (1792, 10979)]