20218249648

素因数分解:

$2^4\times {\mathrm{15823}}^1\times {\mathrm{79861}}^1$

素因数の和:95692

約数の個数: 20

約数和(自身を含む): 39175824928

約数和(自身を除く): 18957575280

約数列:

[1, 2, 4, 8, 16, 15823, 31646, 63292, 79861, 126584, 159722, 253168, 319444, 638888, 1277776, 1263640603, 2527281206, 5054562412, 10109124824, 20218249648]

約数ペア:

[(1, 20218249648), (2, 10109124824), (4, 5054562412), (8, 2527281206), (16, 1263640603), (15823, 1277776), (31646, 638888), (63292, 319444), (79861, 253168), (126584, 159722)]