19400608

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{8539}}^1$

素因数の和:8620

約数の個数: 24

約数和(自身を含む): 38737440

約数和(自身を除く): 19336832

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 8539, 17078, 34156, 68312, 136624, 273248, 606269, 1212538, 2425076, 4850152, 9700304, 19400608]

約数ペア:

[(1, 19400608), (2, 9700304), (4, 4850152), (8, 2425076), (16, 1212538), (32, 606269), (71, 273248), (142, 136624), (284, 68312), (568, 34156), (1136, 17078), (2272, 8539)]