20293692368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1259539}}^1$

素因数の和:1259619

約数の個数: 40

約数和(自身を含む): 42169399200

約数和(自身を除く): 21875706832

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4028, 8056, 16112, 1259539, 2519078, 5038156, 10076312, 20152624, 23931241, 47862482, 66755567, 95724964, 133511134, 191449928, 267022268, 382899856, 534044536, 1068089072, 1268355773, 2536711546, 5073423092, 10146846184, 20293692368]

約数ペア:

[(1, 20293692368), (2, 10146846184), (4, 5073423092), (8, 2536711546), (16, 1268355773), (19, 1068089072), (38, 534044536), (53, 382899856), (76, 267022268), (106, 191449928), (152, 133511134), (212, 95724964), (304, 66755567), (424, 47862482), (848, 23931241), (1007, 20152624), (2014, 10076312), (4028, 5038156), (8056, 2519078), (16112, 1259539)]