20482124

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:810

約数の個数: 36

約数和(自身を含む): 39813480

約数和(自身を除く): 19331356

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 169, 338, 533, 676, 739, 1066, 1478, 2132, 2956, 6929, 9607, 13858, 19214, 27716, 30299, 38428, 60598, 121196, 124891, 249782, 393887, 499564, 787774, 1575548, 5120531, 10241062, 20482124]

約数ペア:

[(1, 20482124), (2, 10241062), (4, 5120531), (13, 1575548), (26, 787774), (41, 499564), (52, 393887), (82, 249782), (164, 124891), (169, 121196), (338, 60598), (533, 38428), (676, 30299), (739, 27716), (1066, 19214), (1478, 13858), (2132, 9607), (2956, 6929)]