20388392

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{87881}}^1$

素因数の和:87916

約数の個数: 16

約数和(自身を含む): 39546900

約数和(自身を除く): 19158508

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 87881, 175762, 351524, 703048, 2548549, 5097098, 10194196, 20388392]

約数ペア:

[(1, 20388392), (2, 10194196), (4, 5097098), (8, 2548549), (29, 703048), (58, 351524), (116, 175762), (232, 87881)]