25612418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 43982400

約数和(自身を除く): 18369982

約数列:

[1, 2, 13, 19, 26, 38, 139, 247, 278, 373, 494, 746, 1807, 2641, 3614, 4849, 5282, 7087, 9698, 14174, 34333, 51847, 68666, 92131, 103694, 184262, 674011, 985093, 1348022, 1970186, 12806209, 25612418]

約数ペア:

[(1, 25612418), (2, 12806209), (13, 1970186), (19, 1348022), (26, 985093), (38, 674011), (139, 184262), (247, 103694), (278, 92131), (373, 68666), (494, 51847), (746, 34333), (1807, 14174), (2641, 9698), (3614, 7087), (4849, 5282)]