20811136

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{7069}}^1$

素因数の和:7106

約数の個数: 32

約数和(自身を含む): 43268400

約数和(自身を除く): 22457264

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 7069, 14138, 28276, 56552, 113104, 162587, 226208, 325174, 452416, 650348, 904832, 1300696, 2601392, 5202784, 10405568, 20811136]

約数ペア:

[(1, 20811136), (2, 10405568), (4, 5202784), (8, 2601392), (16, 1300696), (23, 904832), (32, 650348), (46, 452416), (64, 325174), (92, 226208), (128, 162587), (184, 113104), (368, 56552), (736, 28276), (1472, 14138), (2944, 7069)]