2003019824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{506837}}^1$

素因数の和:506877

約数の個数: 40

約数和(自身を含む): 4399353840

約数和(自身を除く): 2396334016

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 506837, 1013674, 2027348, 4054696, 6588881, 8109392, 9629903, 13177762, 19259806, 26355524, 38519612, 52711048, 77039224, 105422096, 125188739, 154078448, 250377478, 500754956, 1001509912, 2003019824]

約数ペア:

[(1, 2003019824), (2, 1001509912), (4, 500754956), (8, 250377478), (13, 154078448), (16, 125188739), (19, 105422096), (26, 77039224), (38, 52711048), (52, 38519612), (76, 26355524), (104, 19259806), (152, 13177762), (208, 9629903), (247, 8109392), (304, 6588881), (494, 4054696), (988, 2027348), (1976, 1013674), (3952, 506837)]