19348125

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:647

約数の個数: 40

約数和(自身を含む): 34189056

約数和(自身を除く): 14840931

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 607, 625, 1275, 1821, 1875, 2125, 3035, 6375, 9105, 10319, 10625, 15175, 30957, 31875, 45525, 51595, 75875, 154785, 227625, 257975, 379375, 773925, 1138125, 1289875, 3869625, 6449375, 19348125]

約数ペア:

[(1, 19348125), (3, 6449375), (5, 3869625), (15, 1289875), (17, 1138125), (25, 773925), (51, 379375), (75, 257975), (85, 227625), (125, 154785), (255, 75875), (375, 51595), (425, 45525), (607, 31875), (625, 30957), (1275, 15175), (1821, 10625), (1875, 10319), (2125, 9105), (3035, 6375)]