18903420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{105019}}^1$

素因数の和:105034

約数の個数: 36

約数和(自身を含む): 57340920

約数和(自身を除く): 38437500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 105019, 210038, 315057, 420076, 525095, 630114, 945171, 1050190, 1260228, 1575285, 1890342, 2100380, 3150570, 3780684, 4725855, 6301140, 9451710, 18903420]

約数ペア:

[(1, 18903420), (2, 9451710), (3, 6301140), (4, 4725855), (5, 3780684), (6, 3150570), (9, 2100380), (10, 1890342), (12, 1575285), (15, 1260228), (18, 1050190), (20, 945171), (30, 630114), (36, 525095), (45, 420076), (60, 315057), (90, 210038), (180, 105019)]