20644938

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1139

約数の個数: 48

約数和(自身を含む): 47713536

約数和(自身を除く): 27068598

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 846, 1061, 1081, 2122, 2162, 3183, 3243, 6366, 6486, 9549, 9729, 19098, 19458, 24403, 48806, 49867, 73209, 99734, 146418, 149601, 219627, 299202, 439254, 448803, 897606, 1146941, 2293882, 3440823, 6881646, 10322469, 20644938]

約数ペア:

[(1, 20644938), (2, 10322469), (3, 6881646), (6, 3440823), (9, 2293882), (18, 1146941), (23, 897606), (46, 448803), (47, 439254), (69, 299202), (94, 219627), (138, 149601), (141, 146418), (207, 99734), (282, 73209), (414, 49867), (423, 48806), (846, 24403), (1061, 19458), (1081, 19098), (2122, 9729), (2162, 9549), (3183, 6486), (3243, 6366)]