18977497

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1277}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 23801472

約数和(自身を除く): 4823975

約数列:

[1, 7, 11, 77, 193, 1277, 1351, 2123, 8939, 14047, 14861, 98329, 246461, 1725227, 2711071, 18977497]

約数ペア:

[(1, 18977497), (7, 2711071), (11, 1725227), (77, 246461), (193, 98329), (1277, 14861), (1351, 14047), (2123, 8939)]