19062988

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11161}}^1$

素因数の和:11233

約数の個数: 24

約数和(自身を含む): 38754464

約数和(自身を除く): 19691476

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11161, 22322, 44644, 78127, 156254, 312508, 680821, 1361642, 2723284, 4765747, 9531494, 19062988]

約数ペア:

[(1, 19062988), (2, 9531494), (4, 4765747), (7, 2723284), (14, 1361642), (28, 680821), (61, 312508), (122, 156254), (244, 78127), (427, 44644), (854, 22322), (1708, 11161)]