203923304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{17989}}^1$

素因数の和:18117

約数の個数: 32

約数和(自身を含む): 415569000

約数和(自身を除く): 211645696

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 2834, 5668, 11336, 17989, 35978, 71956, 143912, 233857, 467714, 935428, 1870856, 1960801, 3921602, 7843204, 15686408, 25490413, 50980826, 101961652, 203923304]

約数ペア:

[(1, 203923304), (2, 101961652), (4, 50980826), (8, 25490413), (13, 15686408), (26, 7843204), (52, 3921602), (104, 1960801), (109, 1870856), (218, 935428), (436, 467714), (872, 233857), (1417, 143912), (2834, 71956), (5668, 35978), (11336, 17989)]