138405604

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{2111}}^1$

素因数の和:2595

約数の個数: 24

約数和(自身を含む): 249435648

約数和(自身を除く): 111030044

約数列:

[1, 2, 4, 37, 74, 148, 443, 886, 1772, 2111, 4222, 8444, 16391, 32782, 65564, 78107, 156214, 312428, 935173, 1870346, 3740692, 34601401, 69202802, 138405604]

約数ペア:

[(1, 138405604), (2, 69202802), (4, 34601401), (37, 3740692), (74, 1870346), (148, 935173), (443, 312428), (886, 156214), (1772, 78107), (2111, 65564), (4222, 32782), (8444, 16391)]