20448416

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37589}}^1$

素因数の和:37616

約数の個数: 24

約数和(自身を含む): 42627060

約数和(自身を除く): 22178644

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 37589, 75178, 150356, 300712, 601424, 639013, 1202848, 1278026, 2556052, 5112104, 10224208, 20448416]

約数ペア:

[(1, 20448416), (2, 10224208), (4, 5112104), (8, 2556052), (16, 1278026), (17, 1202848), (32, 639013), (34, 601424), (68, 300712), (136, 150356), (272, 75178), (544, 37589)]