20458208

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37607}}^1$

素因数の和:37634

約数の個数: 24

約数和(自身を含む): 42647472

約数和(自身を除く): 22189264

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 37607, 75214, 150428, 300856, 601712, 639319, 1203424, 1278638, 2557276, 5114552, 10229104, 20458208]

約数ペア:

[(1, 20458208), (2, 10229104), (4, 5114552), (8, 2557276), (16, 1278638), (17, 1203424), (32, 639319), (34, 601712), (68, 300856), (136, 150428), (272, 75214), (544, 37607)]