20805317

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{467}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 2781883

約数列:

[1, 13, 23, 149, 299, 467, 1937, 3427, 6071, 10741, 44551, 69583, 139633, 904579, 1600409, 20805317]

約数ペア:

[(1, 20805317), (13, 1600409), (23, 904579), (149, 139633), (299, 69583), (467, 44551), (1937, 10741), (3427, 6071)]