20147762170

素因数分解:

$2^1\times 5^1\times {\mathrm{12893}}^1\times {\mathrm{156269}}^1$

素因数の和:169169

約数の個数: 16

約数和(自身を含む): 36269016840

約数和(自身を除く): 16121254670

約数列:

[1, 2, 5, 10, 12893, 25786, 64465, 128930, 156269, 312538, 781345, 1562690, 2014776217, 4029552434, 10073881085, 20147762170]

約数ペア:

[(1, 20147762170), (2, 10073881085), (5, 4029552434), (10, 2014776217), (12893, 1562690), (25786, 781345), (64465, 312538), (128930, 156269)]