20256952

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 39261600

約数和(自身を除く): 19004648

約数列:

[1, 2, 4, 8, 41, 82, 151, 164, 302, 328, 409, 604, 818, 1208, 1636, 3272, 6191, 12382, 16769, 24764, 33538, 49528, 61759, 67076, 123518, 134152, 247036, 494072, 2532119, 5064238, 10128476, 20256952]

約数ペア:

[(1, 20256952), (2, 10128476), (4, 5064238), (8, 2532119), (41, 494072), (82, 247036), (151, 134152), (164, 123518), (302, 67076), (328, 61759), (409, 49528), (604, 33538), (818, 24764), (1208, 16769), (1636, 12382), (3272, 6191)]