20976181

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 23390208

約数和(自身を除く): 2414027

約数列:

[1, 17, 31, 53, 527, 751, 901, 1643, 12767, 23281, 27931, 39803, 395777, 676651, 1233893, 20976181]

約数ペア:

[(1, 20976181), (17, 1233893), (31, 676651), (53, 395777), (527, 39803), (751, 27931), (901, 23281), (1643, 12767)]