20442375

素因数分解:

$3^5\times 5^3\times {\mathrm{673}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 38272416

約数和(自身を除く): 17830041

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 375, 405, 673, 675, 1125, 1215, 2019, 2025, 3365, 3375, 6057, 6075, 10095, 10125, 16825, 18171, 30285, 30375, 50475, 54513, 84125, 90855, 151425, 163539, 252375, 272565, 454275, 757125, 817695, 1362825, 2271375, 4088475, 6814125, 20442375]

約数ペア:

[(1, 20442375), (3, 6814125), (5, 4088475), (9, 2271375), (15, 1362825), (25, 817695), (27, 757125), (45, 454275), (75, 272565), (81, 252375), (125, 163539), (135, 151425), (225, 90855), (243, 84125), (375, 54513), (405, 50475), (673, 30375), (675, 30285), (1125, 18171), (1215, 16825), (2019, 10125), (2025, 10095), (3365, 6075), (3375, 6057)]