20127184815

素因数分解:

$3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3449389}}^1$

素因数の和:3449786

約数の個数: 16

約数和(自身を含む): 32286290400

約数和(自身を除く): 12159105585

約数列:

[1, 3, 5, 15, 389, 1167, 1945, 5835, 3449389, 10348167, 17246945, 51740835, 1341812321, 4025436963, 6709061605, 20127184815]

約数ペア:

[(1, 20127184815), (3, 6709061605), (5, 4025436963), (15, 1341812321), (389, 51740835), (1167, 17246945), (1945, 10348167), (5835, 3449389)]