19315075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{577}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 26088608

約数和(自身を除く): 6773533

約数列:

[1, 5, 13, 25, 65, 103, 325, 515, 577, 1339, 2575, 2885, 6695, 7501, 14425, 33475, 37505, 59431, 187525, 297155, 772603, 1485775, 3863015, 19315075]

約数ペア:

[(1, 19315075), (5, 3863015), (13, 1485775), (25, 772603), (65, 297155), (103, 187525), (325, 59431), (515, 37505), (577, 33475), (1339, 14425), (2575, 7501), (2885, 6695)]