1866403328

素因数分解:

$2^9\times {\mathrm{389}}^1\times {\mathrm{9371}}^1$

素因数の和:9778

約数の個数: 40

約数和(自身を含む): 3739146840

約数和(自身を除く): 1872743512

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 389, 512, 778, 1556, 3112, 6224, 9371, 12448, 18742, 24896, 37484, 49792, 74968, 99584, 149936, 199168, 299872, 599744, 1199488, 2398976, 3645319, 4797952, 7290638, 14581276, 29162552, 58325104, 116650208, 233300416, 466600832, 933201664, 1866403328]

約数ペア:

[(1, 1866403328), (2, 933201664), (4, 466600832), (8, 233300416), (16, 116650208), (32, 58325104), (64, 29162552), (128, 14581276), (256, 7290638), (389, 4797952), (512, 3645319), (778, 2398976), (1556, 1199488), (3112, 599744), (6224, 299872), (9371, 199168), (12448, 149936), (18742, 99584), (24896, 74968), (37484, 49792)]