19287090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11279}}^1$

素因数の和:11311

約数の個数: 48

約数和(自身を含む): 52790400

約数和(自身を除く): 33503310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11279, 22558, 33837, 56395, 67674, 101511, 112790, 169185, 203022, 214301, 338370, 428602, 507555, 642903, 1015110, 1071505, 1285806, 1928709, 2143010, 3214515, 3857418, 6429030, 9643545, 19287090]

約数ペア:

[(1, 19287090), (2, 9643545), (3, 6429030), (5, 3857418), (6, 3214515), (9, 2143010), (10, 1928709), (15, 1285806), (18, 1071505), (19, 1015110), (30, 642903), (38, 507555), (45, 428602), (57, 338370), (90, 214301), (95, 203022), (114, 169185), (171, 112790), (190, 101511), (285, 67674), (342, 56395), (570, 33837), (855, 22558), (1710, 11279)]