20189837

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1072

約数の個数: 16

約数和(自身を含む): 22671360

約数和(自身を除く): 2481523

約数列:

[1, 19, 23, 47, 437, 893, 983, 1081, 18677, 20539, 22609, 46201, 429571, 877819, 1062623, 20189837]

約数ペア:

[(1, 20189837), (19, 1062623), (23, 877819), (47, 429571), (437, 46201), (893, 22609), (983, 20539), (1081, 18677)]