19844972

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3359}}^1$

素因数の和:3581

約数の個数: 24

約数和(自身を含む): 39889920

約数和(自身を除く): 20044948

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 3359, 5908, 6718, 13436, 23513, 47026, 94052, 708749, 1417498, 2834996, 4961243, 9922486, 19844972]

約数ペア:

[(1, 19844972), (2, 9922486), (4, 4961243), (7, 2834996), (14, 1417498), (28, 708749), (211, 94052), (422, 47026), (844, 23513), (1477, 13436), (2954, 6718), (3359, 5908)]