204865648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{984931}}^1$

素因数の和:984952

約数の個数: 20

約数和(自身を含む): 427460488

約数和(自身を除く): 222594840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 984931, 1969862, 3939724, 7879448, 12804103, 15758896, 25608206, 51216412, 102432824, 204865648]

約数ペア:

[(1, 204865648), (2, 102432824), (4, 51216412), (8, 25608206), (13, 15758896), (16, 12804103), (26, 7879448), (52, 3939724), (104, 1969862), (208, 984931)]