19852803754

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1\times {\mathrm{20611}}^1$

素因数の和:21370

約数の個数: 32

約数和(自身を含む): 34406539776

約数和(自身を除く): 14553736022

約数列:

[1, 2, 7, 14, 107, 214, 643, 749, 1286, 1498, 4501, 9002, 20611, 41222, 68801, 137602, 144277, 288554, 481607, 963214, 2205377, 4410754, 13252873, 15437639, 26505746, 30875278, 92770111, 185540222, 1418057411, 2836114822, 9926401877, 19852803754]

約数ペア:

[(1, 19852803754), (2, 9926401877), (7, 2836114822), (14, 1418057411), (107, 185540222), (214, 92770111), (643, 30875278), (749, 26505746), (1286, 15437639), (1498, 13252873), (4501, 4410754), (9002, 2205377), (20611, 963214), (41222, 481607), (68801, 288554), (137602, 144277)]