1493946896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{378023}}^1$

素因数の和:378063

約数の個数: 40

約数和(自身を含む): 3281248320

約数和(自身を除く): 1787301424

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 378023, 756046, 1512092, 3024184, 4914299, 6048368, 7182437, 9828598, 14364874, 19657196, 28729748, 39314392, 57459496, 78628784, 93371681, 114918992, 186743362, 373486724, 746973448, 1493946896]

約数ペア:

[(1, 1493946896), (2, 746973448), (4, 373486724), (8, 186743362), (13, 114918992), (16, 93371681), (19, 78628784), (26, 57459496), (38, 39314392), (52, 28729748), (76, 19657196), (104, 14364874), (152, 9828598), (208, 7182437), (247, 6048368), (304, 4914299), (494, 3024184), (988, 1512092), (1976, 756046), (3952, 378023)]