20263952

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{15259}}^1$

素因数の和:15350

約数の個数: 20

約数和(自身を含む): 39737040

約数和(自身を除く): 19473088

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 15259, 30518, 61036, 122072, 244144, 1266497, 2532994, 5065988, 10131976, 20263952]

約数ペア:

[(1, 20263952), (2, 10131976), (4, 5065988), (8, 2532994), (16, 1266497), (83, 244144), (166, 122072), (332, 61036), (664, 30518), (1328, 15259)]