18355456

素因数分解:

$2^8\times 7^1\times {\mathrm{10243}}^1$

素因数の和:10266

約数の個数: 36

約数和(自身を含む): 41877472

約数和(自身を除く): 23522016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 10243, 20486, 40972, 71701, 81944, 143402, 163888, 286804, 327776, 573608, 655552, 1147216, 1311104, 2294432, 2622208, 4588864, 9177728, 18355456]

約数ペア:

[(1, 18355456), (2, 9177728), (4, 4588864), (7, 2622208), (8, 2294432), (14, 1311104), (16, 1147216), (28, 655552), (32, 573608), (56, 327776), (64, 286804), (112, 163888), (128, 143402), (224, 81944), (256, 71701), (448, 40972), (896, 20486), (1792, 10243)]