19009025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5717}}^1$

素因数の和:5753

約数の個数: 24

約数和(自身を含む): 28361280

約数和(自身を除く): 9352255

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 5717, 28585, 40019, 108623, 142925, 200095, 543115, 760361, 1000475, 2715575, 3801805, 19009025]

約数ペア:

[(1, 19009025), (5, 3801805), (7, 2715575), (19, 1000475), (25, 760361), (35, 543115), (95, 200095), (133, 142925), (175, 108623), (475, 40019), (665, 28585), (3325, 5717)]