1978168984

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{49843}}^1$

素因数の和:49912

約数の個数: 48

約数和(自身を含む): 4176428760

約数和(自身を除く): 2198259776

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 121, 164, 242, 328, 451, 484, 902, 968, 1804, 3608, 4961, 9922, 19844, 39688, 49843, 99686, 199372, 398744, 548273, 1096546, 2043563, 2193092, 4087126, 4386184, 6031003, 8174252, 12062006, 16348504, 22479193, 24124012, 44958386, 48248024, 89916772, 179833544, 247271123, 494542246, 989084492, 1978168984]

約数ペア:

[(1, 1978168984), (2, 989084492), (4, 494542246), (8, 247271123), (11, 179833544), (22, 89916772), (41, 48248024), (44, 44958386), (82, 24124012), (88, 22479193), (121, 16348504), (164, 12062006), (242, 8174252), (328, 6031003), (451, 4386184), (484, 4087126), (902, 2193092), (968, 2043563), (1804, 1096546), (3608, 548273), (4961, 398744), (9922, 199372), (19844, 99686), (39688, 49843)]