1949778896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{112939}}^1$

素因数の和:113043

約数の個数: 40

約数和(自身を含む): 4117340640

約数和(自身を除く): 2167561744

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 8632, 17264, 112939, 225878, 451756, 903512, 1468207, 1807024, 2936414, 5872828, 9373937, 11745656, 18747874, 23491312, 37495748, 74991496, 121861181, 149982992, 243722362, 487444724, 974889448, 1949778896]

約数ペア:

[(1, 1949778896), (2, 974889448), (4, 487444724), (8, 243722362), (13, 149982992), (16, 121861181), (26, 74991496), (52, 37495748), (83, 23491312), (104, 18747874), (166, 11745656), (208, 9373937), (332, 5872828), (664, 2936414), (1079, 1807024), (1328, 1468207), (2158, 903512), (4316, 451756), (8632, 225878), (17264, 112939)]