20877122

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{87719}}^1$

素因数の和:87745

約数の個数: 16

約数和(自身を含む): 37895040

約数和(自身を除く): 17017918

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 87719, 175438, 614033, 1228066, 1491223, 2982446, 10438561, 20877122]

約数ペア:

[(1, 20877122), (2, 10438561), (7, 2982446), (14, 1491223), (17, 1228066), (34, 614033), (119, 175438), (238, 87719)]