20425568

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37547}}^1$

素因数の和:37574

約数の個数: 24

約数和(自身を含む): 42579432

約数和(自身を除く): 22153864

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 37547, 75094, 150188, 300376, 600752, 638299, 1201504, 1276598, 2553196, 5106392, 10212784, 20425568]

約数ペア:

[(1, 20425568), (2, 10212784), (4, 5106392), (8, 2553196), (16, 1276598), (17, 1201504), (32, 638299), (34, 600752), (68, 300376), (136, 150188), (272, 75094), (544, 37547)]