20676838

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1103}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 38578176

約数和(自身を除く): 17901338

約数列:

[1, 2, 7, 13, 14, 26, 91, 103, 182, 206, 721, 1103, 1339, 1442, 2206, 2678, 7721, 9373, 14339, 15442, 18746, 28678, 100373, 113609, 200746, 227218, 795263, 1476917, 1590526, 2953834, 10338419, 20676838]

約数ペア:

[(1, 20676838), (2, 10338419), (7, 2953834), (13, 1590526), (14, 1476917), (26, 795263), (91, 227218), (103, 200746), (182, 113609), (206, 100373), (721, 28678), (1103, 18746), (1339, 15442), (1442, 14339), (2206, 9373), (2678, 7721)]