28171988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{11527}}^1$

素因数の和:11591

約数の個数: 24

約数和(自身を含む): 54227712

約数和(自身を除く): 26055724

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 11527, 23054, 46108, 149851, 299702, 541769, 599404, 1083538, 2167076, 7042997, 14085994, 28171988]

約数ペア:

[(1, 28171988), (2, 14085994), (4, 7042997), (13, 2167076), (26, 1083538), (47, 599404), (52, 541769), (94, 299702), (188, 149851), (611, 46108), (1222, 23054), (2444, 11527)]