26981596

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3989}}^1$

素因数の和:4101

約数の個数: 24

約数和(自身を含む): 50274000

約数和(自身を除く): 23292404

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 3989, 6764, 7978, 15956, 75791, 151582, 303164, 355021, 710042, 1420084, 6745399, 13490798, 26981596]

約数ペア:

[(1, 26981596), (2, 13490798), (4, 6745399), (19, 1420084), (38, 710042), (76, 355021), (89, 303164), (178, 151582), (356, 75791), (1691, 15956), (3382, 7978), (3989, 6764)]