20189470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41203}}^1$

素因数の和:41224

約数の個数: 24

約数和(自身を含む): 42275304

約数和(自身を除く): 22085834

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41203, 82406, 206015, 288421, 412030, 576842, 1442105, 2018947, 2884210, 4037894, 10094735, 20189470]

約数ペア:

[(1, 20189470), (2, 10094735), (5, 4037894), (7, 2884210), (10, 2018947), (14, 1442105), (35, 576842), (49, 412030), (70, 288421), (98, 206015), (245, 82406), (490, 41203)]