72378182

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{21401}}^1$

素因数の和:21511

約数の個数: 16

約数和(自身を含む): 115570800

約数和(自身を除く): 43192618

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 21401, 42802, 406619, 813238, 1904689, 3809378, 36189091, 72378182]

約数ペア:

[(1, 72378182), (2, 36189091), (19, 3809378), (38, 1904689), (89, 813238), (178, 406619), (1691, 42802), (3382, 21401)]