20570349

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6343}}^1$

素因数の和:6416

約数の個数: 16

約数和(自身を含む): 29233152

約数和(自身を除く): 8662803

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 6343, 19029, 145889, 298121, 437667, 894363, 6856783, 20570349]

約数ペア:

[(1, 20570349), (3, 6856783), (23, 894363), (47, 437667), (69, 298121), (141, 145889), (1081, 19029), (3243, 6343)]