20885175

素因数分解:

$3^3\times 5^2\times {\mathrm{30941}}^1$

素因数の和:30960

約数の個数: 24

約数和(自身を含む): 38368080

約数和(自身を除く): 17482905

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30941, 92823, 154705, 278469, 464115, 773525, 835407, 1392345, 2320575, 4177035, 6961725, 20885175]

約数ペア:

[(1, 20885175), (3, 6961725), (5, 4177035), (9, 2320575), (15, 1392345), (25, 835407), (27, 773525), (45, 464115), (75, 278469), (135, 154705), (225, 92823), (675, 30941)]