19188736

素因数分解:

$2^{10}\times 7^1\times {\mathrm{2677}}^1$

素因数の和:2704

約数の個数: 44

約数和(自身を含む): 43854928

約数和(自身を除く): 24666192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2677, 3584, 5354, 7168, 10708, 18739, 21416, 37478, 42832, 74956, 85664, 149912, 171328, 299824, 342656, 599648, 685312, 1199296, 1370624, 2398592, 2741248, 4797184, 9594368, 19188736]

約数ペア:

[(1, 19188736), (2, 9594368), (4, 4797184), (7, 2741248), (8, 2398592), (14, 1370624), (16, 1199296), (28, 685312), (32, 599648), (56, 342656), (64, 299824), (112, 171328), (128, 149912), (224, 85664), (256, 74956), (448, 42832), (512, 37478), (896, 21416), (1024, 18739), (1792, 10708), (2677, 7168), (3584, 5354)]