20871752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{237179}}^1$

素因数の和:237196

約数の個数: 16

約数和(自身を含む): 42692400

約数和(自身を除く): 21820648

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 237179, 474358, 948716, 1897432, 2608969, 5217938, 10435876, 20871752]

約数ペア:

[(1, 20871752), (2, 10435876), (4, 5217938), (8, 2608969), (11, 1897432), (22, 948716), (44, 474358), (88, 237179)]