20556354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37649}}^1$

素因数の和:37674

約数の個数: 32

約数和(自身を含む): 50601600

約数和(自身を除く): 30045246

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 37649, 75298, 112947, 225894, 263543, 489437, 527086, 790629, 978874, 1468311, 1581258, 2936622, 3426059, 6852118, 10278177, 20556354]

約数ペア:

[(1, 20556354), (2, 10278177), (3, 6852118), (6, 3426059), (7, 2936622), (13, 1581258), (14, 1468311), (21, 978874), (26, 790629), (39, 527086), (42, 489437), (78, 263543), (91, 225894), (182, 112947), (273, 75298), (546, 37649)]