18072653788

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{201893}}^1$

素因数の和:202066

約数の個数: 48

約数和(自身を含む): 37988375040

約数和(自身を除く): 19915721252

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 139, 161, 278, 322, 556, 644, 973, 1946, 3197, 3892, 6394, 12788, 22379, 44758, 89516, 201893, 403786, 807572, 1413251, 2826502, 4643539, 5653004, 9287078, 18574156, 28063127, 32504773, 56126254, 65009546, 112252508, 130019092, 196441889, 392883778, 645451921, 785767556, 1290903842, 2581807684, 4518163447, 9036326894, 18072653788]

約数ペア:

[(1, 18072653788), (2, 9036326894), (4, 4518163447), (7, 2581807684), (14, 1290903842), (23, 785767556), (28, 645451921), (46, 392883778), (92, 196441889), (139, 130019092), (161, 112252508), (278, 65009546), (322, 56126254), (556, 32504773), (644, 28063127), (973, 18574156), (1946, 9287078), (3197, 5653004), (3892, 4643539), (6394, 2826502), (12788, 1413251), (22379, 807572), (44758, 403786), (89516, 201893)]