28344784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136273}}^1$

素因数の和:136294

約数の個数: 20

約数和(自身を含む): 59142916

約数和(自身を除く): 30798132

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136273, 272546, 545092, 1090184, 1771549, 2180368, 3543098, 7086196, 14172392, 28344784]

約数ペア:

[(1, 28344784), (2, 14172392), (4, 7086196), (8, 3543098), (13, 2180368), (16, 1771549), (26, 1090184), (52, 545092), (104, 272546), (208, 136273)]