19694420

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9203}}^1$

素因数の和:9319

約数の個数: 24

約数和(自身を含む): 41749344

約数和(自身を除く): 22054924

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9203, 18406, 36812, 46015, 92030, 184060, 984721, 1969442, 3938884, 4923605, 9847210, 19694420]

約数ペア:

[(1, 19694420), (2, 9847210), (4, 4923605), (5, 3938884), (10, 1969442), (20, 984721), (107, 184060), (214, 92030), (428, 46015), (535, 36812), (1070, 18406), (2140, 9203)]