20218596752

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54941839}}^1$

素因数の和:54941870

約数の個数: 20

約数和(自身を含む): 40876728960

約数和(自身を除く): 20658132208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54941839, 109883678, 219767356, 439534712, 879069424, 1263662297, 2527324594, 5054649188, 10109298376, 20218596752]

約数ペア:

[(1, 20218596752), (2, 10109298376), (4, 5054649188), (8, 2527324594), (16, 1263662297), (23, 879069424), (46, 439534712), (92, 219767356), (184, 109883678), (368, 54941839)]