9816220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11971}}^1$

素因数の和:12021

約数の個数: 24

約数和(自身を含む): 21118608

約数和(自身を除く): 11302388

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 11971, 23942, 47884, 59855, 119710, 239420, 490811, 981622, 1963244, 2454055, 4908110, 9816220]

約数ペア:

[(1, 9816220), (2, 4908110), (4, 2454055), (5, 1963244), (10, 981622), (20, 490811), (41, 239420), (82, 119710), (164, 59855), (205, 47884), (410, 23942), (820, 11971)]