20492047184

素因数分解:

$2^4\times 7^1\times {\mathrm{16193}}^1\times {\mathrm{11299}}^1$

素因数の和:27507

約数の個数: 40

約数和(自身を含む): 45382065600

約数和(自身を除く): 24890018416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11299, 16193, 22598, 32386, 45196, 64772, 79093, 90392, 113351, 129544, 158186, 180784, 226702, 259088, 316372, 453404, 632744, 906808, 1265488, 1813616, 182964707, 365929414, 731858828, 1280752949, 1463717656, 2561505898, 2927435312, 5123011796, 10246023592, 20492047184]

約数ペア:

[(1, 20492047184), (2, 10246023592), (4, 5123011796), (7, 2927435312), (8, 2561505898), (14, 1463717656), (16, 1280752949), (28, 731858828), (56, 365929414), (112, 182964707), (11299, 1813616), (16193, 1265488), (22598, 906808), (32386, 632744), (45196, 453404), (64772, 316372), (79093, 259088), (90392, 226702), (113351, 180784), (129544, 158186)]