19189038

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12641}}^1$

素因数の和:12680

約数の個数: 32

約数和(自身を含む): 43690752

約数和(自身を除く): 24501714

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 12641, 25282, 37923, 75846, 139051, 278102, 290743, 417153, 581486, 834306, 872229, 1744458, 3198173, 6396346, 9594519, 19189038]

約数ペア:

[(1, 19189038), (2, 9594519), (3, 6396346), (6, 3198173), (11, 1744458), (22, 872229), (23, 834306), (33, 581486), (46, 417153), (66, 290743), (69, 278102), (138, 139051), (253, 75846), (506, 37923), (759, 25282), (1518, 12641)]