20697568

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{38047}}^1$

素因数の和:38074

約数の個数: 24

約数和(自身を含む): 43146432

約数和(自身を除く): 22448864

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 38047, 76094, 152188, 304376, 608752, 646799, 1217504, 1293598, 2587196, 5174392, 10348784, 20697568]

約数ペア:

[(1, 20697568), (2, 10348784), (4, 5174392), (8, 2587196), (16, 1293598), (17, 1217504), (32, 646799), (34, 608752), (68, 304376), (136, 152188), (272, 76094), (544, 38047)]