28648784

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{25219}}^1$

素因数の和:25298

約数の個数: 20

約数和(自身を含む): 56291040

約数和(自身を除く): 27642256

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 25219, 50438, 100876, 201752, 403504, 1790549, 3581098, 7162196, 14324392, 28648784]

約数ペア:

[(1, 28648784), (2, 14324392), (4, 7162196), (8, 3581098), (16, 1790549), (71, 403504), (142, 201752), (284, 100876), (568, 50438), (1136, 25219)]