20183500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1091}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 45313632

約数和(自身を除く): 25130132

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 125, 148, 185, 250, 370, 500, 740, 925, 1091, 1850, 2182, 3700, 4364, 4625, 5455, 9250, 10910, 18500, 21820, 27275, 40367, 54550, 80734, 109100, 136375, 161468, 201835, 272750, 403670, 545500, 807340, 1009175, 2018350, 4036700, 5045875, 10091750, 20183500]

約数ペア:

[(1, 20183500), (2, 10091750), (4, 5045875), (5, 4036700), (10, 2018350), (20, 1009175), (25, 807340), (37, 545500), (50, 403670), (74, 272750), (100, 201835), (125, 161468), (148, 136375), (185, 109100), (250, 80734), (370, 54550), (500, 40367), (740, 27275), (925, 21820), (1091, 18500), (1850, 10910), (2182, 9250), (3700, 5455), (4364, 4625)]