20378974

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{132331}}^1$

素因数の和:132351

約数の個数: 16

約数和(自身を含む): 38111616

約数和(自身を除く): 17732642

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 132331, 264662, 926317, 1455641, 1852634, 2911282, 10189487, 20378974]

約数ペア:

[(1, 20378974), (2, 10189487), (7, 2911282), (11, 1852634), (14, 1455641), (22, 926317), (77, 264662), (154, 132331)]