20955838

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{6907}}^1$

素因数の和:6987

約数の個数: 16

約数和(自身を含む): 33075504

約数和(自身を除く): 12119666

約数列:

[1, 2, 37, 41, 74, 82, 1517, 3034, 6907, 13814, 255559, 283187, 511118, 566374, 10477919, 20955838]

約数ペア:

[(1, 20955838), (2, 10477919), (37, 566374), (41, 511118), (74, 283187), (82, 255559), (1517, 13814), (3034, 6907)]