208078988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{39619}}^1$

素因数の和:39737

約数の個数: 24

約数和(自身を含む): 396041520

約数和(自身を除く): 187962532

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 5252, 39619, 79238, 158476, 515047, 1030094, 2060188, 4001519, 8003038, 16006076, 52019747, 104039494, 208078988]

約数ペア:

[(1, 208078988), (2, 104039494), (4, 52019747), (13, 16006076), (26, 8003038), (52, 4001519), (101, 2060188), (202, 1030094), (404, 515047), (1313, 158476), (2626, 79238), (5252, 39619)]