201623812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 389999232

約数和(自身を除く): 188375420

約数列:

[1, 2, 4, 13, 26, 52, 71, 97, 142, 194, 284, 388, 563, 923, 1126, 1261, 1846, 2252, 2522, 3692, 5044, 6887, 7319, 13774, 14638, 27548, 29276, 39973, 54611, 79946, 89531, 109222, 159892, 179062, 218444, 358124, 519649, 709943, 1039298, 1419886, 2078596, 2839772, 3877381, 7754762, 15509524, 50405953, 100811906, 201623812]

約数ペア:

[(1, 201623812), (2, 100811906), (4, 50405953), (13, 15509524), (26, 7754762), (52, 3877381), (71, 2839772), (97, 2078596), (142, 1419886), (194, 1039298), (284, 709943), (388, 519649), (563, 358124), (923, 218444), (1126, 179062), (1261, 159892), (1846, 109222), (2252, 89531), (2522, 79946), (3692, 54611), (5044, 39973), (6887, 29276), (7319, 27548), (13774, 14638)]