19598956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 39513600

約数和(自身を除く): 19914644

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 83, 166, 239, 247, 332, 478, 494, 956, 988, 1079, 1577, 2158, 3107, 3154, 4316, 4541, 6214, 6308, 9082, 12428, 18164, 19837, 20501, 39674, 41002, 59033, 79348, 82004, 118066, 236132, 257881, 376903, 515762, 753806, 1031524, 1507612, 4899739, 9799478, 19598956]

約数ペア:

[(1, 19598956), (2, 9799478), (4, 4899739), (13, 1507612), (19, 1031524), (26, 753806), (38, 515762), (52, 376903), (76, 257881), (83, 236132), (166, 118066), (239, 82004), (247, 79348), (332, 59033), (478, 41002), (494, 39674), (956, 20501), (988, 19837), (1079, 18164), (1577, 12428), (2158, 9082), (3107, 6308), (3154, 6214), (4316, 4541)]