18941825

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6367}}^1$

素因数の和:6401

約数の個数: 24

約数和(自身を含む): 28426752

約数和(自身を除く): 9484927

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 6367, 31835, 44569, 108239, 159175, 222845, 541195, 757673, 1114225, 2705975, 3788365, 18941825]

約数ペア:

[(1, 18941825), (5, 3788365), (7, 2705975), (17, 1114225), (25, 757673), (35, 541195), (85, 222845), (119, 159175), (175, 108239), (425, 44569), (595, 31835), (2975, 6367)]