19995196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22619}}^1$

素因数の和:22653

約数の個数: 24

約数和(自身を含む): 39901680

約数和(自身を除く): 19906484

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 22619, 45238, 90476, 294047, 384523, 588094, 769046, 1176188, 1538092, 4998799, 9997598, 19995196]

約数ペア:

[(1, 19995196), (2, 9997598), (4, 4998799), (13, 1538092), (17, 1176188), (26, 769046), (34, 588094), (52, 384523), (68, 294047), (221, 90476), (442, 45238), (884, 22619)]